I'd like volunteers to test and comment on the patch; if the general consensus is that it's good, I'd like to see it integrated.
Patch is against kernel 2.4.17, should apply to 2.5 as well.
Thanks
-- -Steven In a time of universal deceit, telling the truth is a revolutionary act. -- George Orwell He's alive. He's alive! Oh, that fellow at RadioShack said I was mad! Well, who's mad now? -- Montgomery C. Burnsdiff -Nru clean-2.4.17//drivers/net/appletalk/ltpc.c linux/drivers/net/appletalk/ltpc.c --- clean-2.4.17//drivers/net/appletalk/ltpc.c Mon Nov 5 19:22:09 2001 +++ linux/drivers/net/appletalk/ltpc.c Thu Dec 27 13:28:17 2001 @@ -1081,7 +1081,8 @@ if(io) { /* found it, now grab it */ - request_region(io,8,"ltpc"); + if (!request_region(io,8,"ltpc")) + return -1; } else { /* give up in despair */ printk ("LocalTalk card not found; 220 = %02x, 240 = %02x.\n", diff -Nru clean-2.4.17//drivers/net/arcnet/com90io.c linux/drivers/net/arcnet/com90io.c --- clean-2.4.17//drivers/net/arcnet/com90io.c Mon Nov 5 19:24:25 2001 +++ linux/drivers/net/arcnet/com90io.c Thu Dec 27 13:30:57 2001 @@ -241,7 +241,8 @@ return -ENODEV; } /* Reserve the I/O region - guaranteed to work by check_region */ - request_region(dev->base_addr, ARCNET_TOTAL_SIZE, "arcnet (COM90xx-IO)"); + if (!request_region(dev->base_addr, ARCNET_TOTAL_SIZE, "arcnet (COM90xx-IO)")) + return -EBUSY; /* Initialize the rest of the device structure. */ dev->priv = kmalloc(sizeof(struct arcnet_local), GFP_KERNEL); diff -Nru clean-2.4.17//drivers/net/arcnet/com90xx.c linux/drivers/net/arcnet/com90xx.c --- clean-2.4.17//drivers/net/arcnet/com90xx.c Mon Nov 5 19:24:25 2001 +++ linux/drivers/net/arcnet/com90xx.c Thu Dec 27 13:32:25 2001 @@ -479,7 +479,9 @@ dev->irq = airq; /* reserve the I/O and memory regions - guaranteed to work by check_region */ - request_region(ioaddr, ARCNET_TOTAL_SIZE, "arcnet (90xx)"); + if (!request_region(ioaddr, ARCNET_TOTAL_SIZE, "arcnet (90xx)")) + goto err_release; + request_mem_region(dev->mem_start, dev->mem_end - dev->mem_start + 1, "arcnet (90xx)"); dev->base_addr = ioaddr; diff -Nru clean-2.4.17//drivers/net/de4x5.c linux/drivers/net/de4x5.c --- clean-2.4.17//drivers/net/de4x5.c Mon Nov 5 19:23:11 2001 +++ linux/drivers/net/de4x5.c Thu Dec 27 13:34:03 2001 @@ -1296,9 +1296,10 @@ barrier(); - request_region(iobase, (lp->bus == PCI ? DE4X5_PCI_TOTAL_SIZE : + if (!request_region(iobase, (lp->bus == PCI ? DE4X5_PCI_TOTAL_SIZE : DE4X5_EISA_TOTAL_SIZE), - lp->adapter_name); + lp->adapter_name)) + return -EBUSY; lp->rxRingSize = NUM_RX_DESC; lp->txRingSize = NUM_TX_DESC; diff -Nru clean-2.4.17//drivers/net/de600.c linux/drivers/net/de600.c --- clean-2.4.17//drivers/net/de600.c Mon Nov 5 19:23:11 2001 +++ linux/drivers/net/de600.c Thu Dec 27 13:34:28 2001 @@ -689,7 +689,8 @@ return -EBUSY; } #endif - request_region(DE600_IO, 3, "de600"); + if (!request_region(DE600_IO, 3, "de600")) + return -EBUSY printk(", Ethernet Address: %02X", dev->dev_addr[0]); for (i = 1; i < ETH_ALEN; i++) diff -Nru clean-2.4.17//drivers/net/eepro.c linux/drivers/net/eepro.c --- clean-2.4.17//drivers/net/eepro.c Fri Nov 23 11:11:44 2001 +++ linux/drivers/net/eepro.c Thu Dec 27 13:35:30 2001 @@ -828,7 +828,9 @@ } /* Grab the region so we can find another board if autoIRQ fails. */ - request_region(ioaddr, EEPRO_IO_EXTENT, dev->name); + if (!request_region(ioaddr, EEPRO_IO_EXTENT, + dev->name)) + return -EBUSY; ((struct eepro_local *)dev->priv)->lock = SPIN_LOCK_UNLOCKED; diff -Nru clean-2.4.17//drivers/net/ewrk3.c linux/drivers/net/ewrk3.c --- clean-2.4.17//drivers/net/ewrk3.c Mon Nov 5 19:23:12 2001 +++ linux/drivers/net/ewrk3.c Thu Dec 27 13:40:31 2001 @@ -537,7 +537,6 @@ lp->mPage <<= 1; /* 2 DRAMS on module */ sprintf(lp->adapter_name, "%s (%s)", name, dev->name); - request_region(iobase, EWRK3_TOTAL_SIZE, lp->adapter_name); lp->irq_mask = ICR_TNEM | ICR_TXDM | ICR_RNEM | ICR_RXDM; @@ -1271,7 +1270,7 @@ } for (; (i < maxSlots) && (dev != NULL); iobase += EWRK3_IOP_INC, i++) { - if (!check_region(iobase, EWRK3_TOTAL_SIZE)) { + if (request_region(iobase, EWRK3_TOTAL_SIZE, dev->name)) { if (DevicePresent(iobase) == 0) { if ((dev = alloc_device(dev, iobase)) != NULL) { if (ewrk3_hw_init(dev, iobase) == 0) { @@ -1315,7 +1314,7 @@ for (i = 1; (i < maxSlots) && (dev != NULL); i++, iobase += EISA_SLOT_INC) { if (EISA_signature(name, EISA_ID) == 0) { - if (!check_region(iobase, EWRK3_TOTAL_SIZE)) { + if (request_region(iobase, EWRK3_TOTAL_SIZE, dev->name)) { if (DevicePresent(iobase) == 0) { if ((dev = alloc_device(dev, iobase)) != NULL) { if (ewrk3_hw_init(dev, iobase) == 0) { diff -Nru clean-2.4.17//drivers/net/gt96100eth.c linux/drivers/net/gt96100eth.c --- clean-2.4.17//drivers/net/gt96100eth.c Mon Nov 5 19:24:01 2001 +++ linux/drivers/net/gt96100eth.c Thu Dec 27 13:55:39 2001 @@ -493,7 +493,8 @@ printk(KERN_INFO "gt96100_probe1: ioaddr 0x%lx, irq %d\n", ioaddr, irq); - request_region(ioaddr, GT96100_ETH_IO_SIZE, "GT96100ETH"); + if (!request_region(ioaddr, GT96100_ETH_IO_SIZE, "GT96100ETH")) + return -EBUSY; cpuConfig = GT96100_READ(GT96100_CPU_INTERF_CONFIG); if (cpuConfig & (1 << 12)) { diff -Nru clean-2.4.17//drivers/net/hamradio/baycom_ser_fdx.c linux/drivers/net/hamradio/baycom_ser_fdx.c --- clean-2.4.17//drivers/net/hamradio/baycom_ser_fdx.c Thu Aug 16 15:50:30 2001 +++ linux/drivers/net/hamradio/baycom_ser_fdx.c Thu Dec 27 13:58:40 2001 @@ -417,7 +417,8 @@ return -ENXIO; if (bc->baud < 300 || bc->baud > 4800) return -EINVAL; - if (check_region(dev->base_addr, SER12_EXTENT)) + if (!request_region(dev->base_addr, SER12_EXTENT, + "baycom_ser_fdx")) return -EACCES; memset(&bc->modem, 0, sizeof(bc->modem)); bc->hdrv.par.bitrate = bc->baud; @@ -431,7 +432,6 @@ if (request_irq(dev->irq, ser12_interrupt, SA_INTERRUPT | SA_SHIRQ, "baycom_ser_fdx", dev)) return -EBUSY; - request_region(dev->base_addr, SER12_EXTENT, "baycom_ser_fdx"); /* * set the SIO to 6 Bits/character; during receive, * the baud rate is set to produce 100 ints/sec diff -Nru clean-2.4.17//drivers/net/hamradio/baycom_ser_hdx.c linux/drivers/net/hamradio/baycom_ser_hdx.c --- clean-2.4.17//drivers/net/hamradio/baycom_ser_hdx.c Thu Aug 16 15:50:30 2001 +++ linux/drivers/net/hamradio/baycom_ser_hdx.c Thu Dec 27 13:58:08 2001 @@ -476,7 +476,7 @@ if (!dev->base_addr || dev->base_addr > 0x1000-SER12_EXTENT || dev->irq < 2 || dev->irq > 15) return -ENXIO; - if (check_region(dev->base_addr, SER12_EXTENT)) + if (!request_region(dev->base_addr, SER12_EXTENT, "baycom_ser12")) return -EACCES; memset(&bc->modem, 0, sizeof(bc->modem)); bc->hdrv.par.bitrate = 1200; @@ -488,7 +488,6 @@ if (request_irq(dev->irq, ser12_interrupt, SA_INTERRUPT | SA_SHIRQ, "baycom_ser12", dev)) return -EBUSY; - request_region(dev->base_addr, SER12_EXTENT, "baycom_ser12"); /* * enable transmitter empty interrupt */ diff -Nru clean-2.4.17//drivers/net/hamradio/scc.c linux/drivers/net/hamradio/scc.c --- clean-2.4.17//drivers/net/hamradio/scc.c Mon Nov 5 19:24:25 2001 +++ linux/drivers/net/hamradio/scc.c Thu Dec 27 14:00:34 2001 @@ -1788,7 +1788,6 @@ #ifndef SCC_DONT_CHECK disable_irq(hwcfg.irq); - check_region(scc->ctrl, 1); Outb(hwcfg.ctrl_a, 0); OutReg(hwcfg.ctrl_a, R9, FHWRES); udelay(100); @@ -1842,8 +1841,9 @@ if (found) { - request_region(SCC_Info[2*Nchips+chan].ctrl, 1, "scc ctrl"); - request_region(SCC_Info[2*Nchips+chan].data, 1, "scc data"); + if (!request_region(SCC_Info[2*Nchips+chan].ctrl, 1, "scc ctrl") || + !request_region(SCC_Info[2*Nchips+chan].data, 1, "scc data")) + continue; if (Nchips+chan != 0) scc_net_setup(&SCC_Info[2*Nchips+chan], device_name, 1); } diff -Nru clean-2.4.17//drivers/net/hamradio/yam.c linux/drivers/net/hamradio/yam.c --- clean-2.4.17//drivers/net/hamradio/yam.c Mon Nov 5 19:23:12 2001 +++ linux/drivers/net/hamradio/yam.c Thu Dec 27 14:02:40 2001 @@ -848,7 +848,7 @@ dev->irq < 2 || dev->irq > 15) { return -ENXIO; } - if (check_region(dev->base_addr, YAM_EXTENT)) { + if (!request_region(dev->base_addr, YAM_EXTENT), dev->name) { printk(KERN_ERR "%s: cannot 0x%lx busy\n", dev->name, dev->base_addr); return -EACCES; } @@ -865,7 +865,6 @@ printk(KERN_ERR "%s: irq %d busy\n", dev->name, dev->irq); return -EBUSY; } - request_region(dev->base_addr, YAM_EXTENT, dev->name); yam_set_uart(dev); diff -Nru clean-2.4.17//drivers/net/irda/ali-ircc.c linux/drivers/net/irda/ali-ircc.c --- clean-2.4.17//drivers/net/irda/ali-ircc.c Mon Nov 5 19:23:13 2001 +++ linux/drivers/net/irda/ali-ircc.c Thu Dec 27 14:08:34 2001 @@ -291,15 +291,13 @@ self->io.fifo_size = 16; /* SIR: 16, FIR: 32 Benjamin 2000/11/1 */ /* Reserve the ioports that we need */ - ret = check_region(self->io.fir_base, self->io.fir_ext); - if (ret < 0) { + if (!request_region(self->io.fir_base, self->io.fir_ext, driver_name)) { WARNING(__FUNCTION__ "(), can't get iobase of 0x%03x\n", self->io.fir_base); dev_self[i] = NULL; kfree(self); return -ENODEV; } - request_region(self->io.fir_base, self->io.fir_ext, driver_name); /* Initialize QoS for this device */ irda_init_max_qos_capabilies(&self->qos); diff -Nru clean-2.4.17//drivers/net/irda/irport.c linux/drivers/net/irda/irport.c --- clean-2.4.17//drivers/net/irda/irport.c Mon Nov 5 19:23:13 2001 +++ linux/drivers/net/irda/irport.c Thu Dec 27 14:06:16 2001 @@ -169,13 +169,11 @@ self->io.fifo_size = 16; /* Lock the port that we need */ - ret = check_region(self->io.sir_base, self->io.sir_ext); - if (ret < 0) { + if (!request_region(self->io.sir_base, self->io.sir_ext, driver_name)) { IRDA_DEBUG(0, __FUNCTION__ "(), can't get iobase of 0x%03x\n", self->io.sir_base); return NULL; } - request_region(self->io.sir_base, self->io.sir_ext, driver_name); /* Initialize QoS for this device */ irda_init_max_qos_capabilies(&self->qos); diff -Nru clean-2.4.17//drivers/net/irda/nsc-ircc.c linux/drivers/net/irda/nsc-ircc.c --- clean-2.4.17//drivers/net/irda/nsc-ircc.c Mon Nov 5 19:23:13 2001 +++ linux/drivers/net/irda/nsc-ircc.c Thu Dec 27 14:08:03 2001 @@ -282,15 +282,13 @@ self->io.fifo_size = 32; /* Reserve the ioports that we need */ - ret = check_region(self->io.fir_base, self->io.fir_ext); - if (ret < 0) { + if (!request_region(self->io.fir_base, self->io.fir_ext, driver_name)) { WARNING(__FUNCTION__ "(), can't get iobase of 0x%03x\n", self->io.fir_base); dev_self[i] = NULL; kfree(self); return -ENODEV; } - request_region(self->io.fir_base, self->io.fir_ext, driver_name); /* Initialize QoS for this device */ irda_init_max_qos_capabilies(&self->qos); diff -Nru clean-2.4.17//drivers/net/irda/w83977af_ir.c linux/drivers/net/irda/w83977af_ir.c --- clean-2.4.17//drivers/net/irda/w83977af_ir.c Mon Nov 5 19:23:13 2001 +++ linux/drivers/net/irda/w83977af_ir.c Thu Dec 27 14:07:23 2001 @@ -190,14 +190,12 @@ self->io.fifo_size = 32; /* Lock the port that we need */ - ret = check_region(self->io.fir_base, self->io.fir_ext); - if (ret < 0) { + if (!request_region(self->io.fir_base, self->io.fir_ext, driver_name)) { IRDA_DEBUG(0, __FUNCTION__ "(), can't get iobase of 0x%03x\n", self->io.fir_base); /* w83977af_cleanup( self); */ return -ENODEV; } - request_region(self->io.fir_base, self->io.fir_ext, driver_name); /* Initialize QoS for this device */ irda_init_max_qos_capabilies(&self->qos); diff -Nru clean-2.4.17//drivers/net/isa-skeleton.c linux/drivers/net/isa-skeleton.c --- clean-2.4.17//drivers/net/isa-skeleton.c Mon Nov 5 19:24:01 2001 +++ linux/drivers/net/isa-skeleton.c Thu Dec 27 14:09:17 2001 @@ -281,7 +281,8 @@ spin_lock_init(&np->lock); /* Grab the region so that no one else tries to probe our ioports. */ - request_region(ioaddr, NETCARD_IO_EXTENT, cardname); + if (!request_region(ioaddr, NETCARD_IO_EXTENT, cardname)) + return -EBUSY; dev->open = net_open; dev->stop = net_close; diff -Nru clean-2.4.17//drivers/net/ni5010.c linux/drivers/net/ni5010.c --- clean-2.4.17//drivers/net/ni5010.c Mon Nov 5 19:23:13 2001 +++ linux/drivers/net/ni5010.c Thu Dec 27 14:10:35 2001 @@ -308,7 +308,8 @@ memset(dev->priv, 0, sizeof(struct ni5010_local)); /* Grab the region so we can find another board if autoIRQ fails. */ - request_region(ioaddr, NI5010_IO_EXTENT, boardname); + if (!request_region(ioaddr, NI5010_IO_EXTENT, boardname)) + return -EBUSY; dev->open = ni5010_open; dev->stop = ni5010_close; diff -Nru clean-2.4.17//drivers/net/ni65.c linux/drivers/net/ni65.c --- clean-2.4.17//drivers/net/ni65.c Mon Nov 5 19:23:13 2001 +++ linux/drivers/net/ni65.c Thu Dec 27 14:11:21 2001 @@ -473,7 +473,8 @@ /* * Grab the region so we can find another board. */ - request_region(ioaddr,cards[p->cardno].total_size,cards[p->cardno].cardname); + if (!request_region(ioaddr,cards[p->cardno].total_size,cards[p->cardno].cardname)) + return -EBUSY; dev->base_addr = ioaddr; diff -Nru clean-2.4.17//drivers/net/sb1000.c linux/drivers/net/sb1000.c --- clean-2.4.17//drivers/net/sb1000.c Mon Nov 5 19:23:13 2001 +++ linux/drivers/net/sb1000.c Thu Dec 27 14:13:18 2001 @@ -262,8 +262,9 @@ /* Lock resources */ - request_region(ioaddr[0], 16, dev->name); - request_region(ioaddr[1], 16, dev->name); + if (!request_region(ioaddr[0], 16, dev->name) || + !request_region(ioaddr[1], 16, dev->name)) + return -EBUSY; return 0; } @@ -962,8 +963,9 @@ /* rmem_end holds the second I/O address - fv */ ioaddr[1] = dev->rmem_end; name = dev->name; - request_region(ioaddr[0], SB1000_IO_EXTENT, "sb1000"); - request_region(ioaddr[1], SB1000_IO_EXTENT, "sb1000"); + if (!request_region(ioaddr[0], SB1000_IO_EXTENT, "sb1000") || + !request_region(ioaddr[1], SB1000_IO_EXTENT, "sb1000")) + return -EBUSY; /* initialize sb1000 */ if ((status = sb1000_reset(ioaddr, name))) diff -Nru clean-2.4.17//drivers/net/tokenring/smctr.c linux/drivers/net/tokenring/smctr.c --- clean-2.4.17//drivers/net/tokenring/smctr.c Mon Nov 5 19:22:12 2001 +++ linux/drivers/net/tokenring/smctr.c Thu Dec 27 14:15:50 2001 @@ -521,7 +521,8 @@ r2 = mca_read_stored_pos(tp->slot_num, 2); r2 &= 0xF0; dev->base_addr = ((__u16)r2 << 8) + (__u16)0x800; - request_region(dev->base_addr, SMCTR_IO_EXTENT, smctr_name); + if (!request_region(dev->base_addr, SMCTR_IO_EXTENT, smctr_name)) + return -EBUSY; /* IRQ */ r5 = mca_read_stored_pos(tp->slot_num, 5); @@ -974,7 +975,8 @@ return (-ENODEV); /* Adapter Not Found */ /* Grab the region so that no one else tries to probe our ioports. */ - request_region(ioaddr, SMCTR_IO_EXTENT, smctr_name); + if (!request_region(ioaddr, SMCTR_IO_EXTENT, smctr_name)) + return -EBUSY; b = inb(ioaddr + BDID); if(b != BRD_ID_8115T) diff -Nru clean-2.4.17//drivers/net/wan/comx-hw-comx.c linux/drivers/net/wan/comx-hw-comx.c --- clean-2.4.17//drivers/net/wan/comx-hw-comx.c Mon Nov 5 19:22:12 2001 +++ linux/drivers/net/wan/comx-hw-comx.c Thu Dec 27 14:21:17 2001 @@ -466,16 +466,16 @@ } if (!twin_open) { - if (check_region(dev->base_addr, hw->io_extent)) { - return -EAGAIN; - } if (request_irq(dev->irq, COMX_interrupt, 0, dev->name, (void *)dev)) { printk(KERN_ERR "comx-hw-comx: unable to obtain irq %d\n", dev->irq); return -EAGAIN; } + if (!request_region(dev->base_addr, hw->io_extent, dev->name)) { + free_irq(dev->irq, dev); + return -EAGAIN; + } ch->init_status |= IRQ_ALLOCATED; - request_region(dev->base_addr, hw->io_extent, dev->name); if (!ch->HW_load_board || ch->HW_load_board(dev)) { ch->init_status &= ~IRQ_ALLOCATED; retval=-ENODEV; diff -Nru clean-2.4.17//drivers/net/wan/comx-hw-locomx.c linux/drivers/net/wan/comx-hw-locomx.c --- clean-2.4.17//drivers/net/wan/comx-hw-locomx.c Mon Nov 5 19:22:12 2001 +++ linux/drivers/net/wan/comx-hw-locomx.c Thu Dec 27 14:20:11 2001 @@ -154,11 +154,9 @@ return -ENODEV; } - if (check_region(dev->base_addr, hw->io_extent)) { + if (!request_region(dev->base_addr, hw->io_extent, dev->name)) { return -EAGAIN; } - - request_region(dev->base_addr, hw->io_extent, dev->name); hw->board.chanA.ctrlio=dev->base_addr + 5; hw->board.chanA.dataio=dev->base_addr + 7; diff -Nru clean-2.4.17//drivers/net/wan/cosa.c linux/drivers/net/wan/cosa.c --- clean-2.4.17//drivers/net/wan/cosa.c Mon Nov 5 19:22:12 2001 +++ linux/drivers/net/wan/cosa.c Thu Dec 27 14:16:43 2001 @@ -547,7 +547,8 @@ cosa->usage = 0; cosa->nchannels = 2; /* FIXME: how to determine this? */ - request_region(base, is_8bit(cosa)?2:4, cosa->type); + if (!request_region(base, is_8bit(cosa)?2:4, cosa->type)) + goto bad1; if (request_irq(cosa->irq, cosa_interrupt, 0, cosa->type, cosa)) goto bad1; if (request_dma(cosa->dma, cosa->type)) { diff -Nru clean-2.4.17//drivers/net/wan/lmc/lmc_main.c linux/drivers/net/wan/lmc/lmc_main.c --- clean-2.4.17//drivers/net/wan/lmc/lmc_main.c Mon Nov 5 19:22:13 2001 +++ linux/drivers/net/wan/lmc/lmc_main.c Thu Dec 27 14:22:37 2001 @@ -945,7 +945,13 @@ * later on, no one else will take our card away from * us. */ - request_region (ioaddr, LMC_REG_RANGE, dev->name); + if (!request_region (ioaddr, LMC_REG_RANGE, dev->name)) { + printk(KERN_ERR "%s: request_region failed.\n", dev->name); + lmc_proto_detach(sc); + kfree(dev->priv); + kfree(dev); + return NULL; + } sc->lmc_cardtype = LMC_CARDTYPE_UNKNOWN; sc->lmc_timing = LMC_CTL_CLOCK_SOURCE_EXT; diff -Nru clean-2.4.17//drivers/net/wan/sdlamain.c linux/drivers/net/wan/sdlamain.c --- clean-2.4.17//drivers/net/wan/sdlamain.c Mon Nov 5 19:22:13 2001 +++ linux/drivers/net/wan/sdlamain.c Thu Dec 27 14:17:44 2001 @@ -603,8 +603,9 @@ /* Reserve I/O region and schedule background task */ - if(card->hw.type != SDLA_S514 && !card->wandev.piggyback) - request_region(card->hw.port, card->hw.io_range, wandev->name); + if(card->hw.type != SDLA_S514 && !card->wandev.piggyback) { + if (!request_region(card->hw.port, card->hw.io_range, wandev->name)) + return -EBUSY; /* Only use the polling routine for the X25 protocol */ diff -Nru clean-2.4.17//drivers/net/wan/sealevel.c linux/drivers/net/wan/sealevel.c --- clean-2.4.17//drivers/net/wan/sealevel.c Mon Nov 5 19:23:14 2001 +++ linux/drivers/net/wan/sealevel.c Thu Dec 27 14:18:21 2001 @@ -219,12 +219,11 @@ * Get the needed I/O space */ - if(check_region(iobase, 8)) + if(!request_region(iobase, 8, "Sealevel 4021")) { printk(KERN_WARNING "sealevel: I/O 0x%X already in use.\n", iobase); return NULL; } - request_region(iobase, 8, "Sealevel 4021"); b=(struct slvl_board *)kmalloc(sizeof(struct slvl_board), GFP_KERNEL); if(!b) diff -Nru clean-2.4.17//drivers/net/wavelan.c linux/drivers/net/wavelan.c --- clean-2.4.17//drivers/net/wavelan.c Mon Nov 5 19:24:01 2001 +++ linux/drivers/net/wavelan.c Thu Dec 27 14:23:08 2001 @@ -4019,7 +4019,8 @@ dev->irq = irq; - request_region(ioaddr, sizeof(ha_t), "wavelan"); + if (!request_region(ioaddr, sizeof(ha_t), "wavelan")) + return -EBUSY; dev->mem_start = 0x0000; dev->mem_end = 0x0000; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/