[PATCH] Stop APM readers from responding to events

Stephen Rothwell (sfr@canb.auug.org.au)
Thu, 1 Nov 2001 01:29:00 +1100


Hi Linus,

This is just a small patch, but fills a hole. Thanks to Thomas Hood for a
patch.

Alan, This will also apply to 2.4.13-ac5.

-- 
Cheers,
Stephen Rothwell                    sfr@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

diff -ruN 2.4.14-pre5/arch/i386/kernel/apm.c 2.4.14-pre5-APM.1/arch/i386/kernel/apm.c --- 2.4.14-pre5/arch/i386/kernel/apm.c Wed Oct 24 16:12:20 2001 +++ 2.4.14-pre5-APM.1/arch/i386/kernel/apm.c Thu Nov 1 01:09:48 2001 @@ -1471,7 +1471,7 @@ as = filp->private_data; if (check_apm_user(as, "ioctl")) return -EIO; - if (!as->suser) + if ((!as->suser) || (!as->writer)) return -EPERM; switch (cmd) { case APM_IOC_STANDBY: - 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/