PATCH: fix aec proc handling

[Alan Cox]

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux-2.5.65/drivers/ide/pci/aec62xx.c linux-2.5.65-ac2/drivers/ide/pci/aec62xx.c
--- linux-2.5.65/drivers/ide/pci/aec62xx.c	2003-03-03 19:20:09.000000000 +0000
+++ linux-2.5.65-ac2/drivers/ide/pci/aec62xx.c	2003-03-07 17:35:41.000000000 +0000
@@ -38,6 +38,7 @@
 	char *chipset_nums[] = {"error", "error", "error", "error",
 				"error", "error", "850UF",   "860",
 				 "860R",   "865",  "865R", "error"  };
+	int len;
 	int i;
 
 	for (i = 0; i < n_aec_devs; i++) {
@@ -170,7 +171,11 @@
 #endif /* DEBUG_AEC_REGS */
 		}
 	}
-	return p-buffer;/* => must be less than 4k! */
+	/* p - buffer must be less than 4k! */
+	len = (p - buffer) - offset;
+	*addr = buffer + offset;
+	
+	return len > count ? count : len;
 }
 #endif	/* defined(DISPLAY_AEC62xx_TIMINGS) && defined(CONFIG_PROC_FS) */
 
@@ -324,7 +329,7 @@
 	ide_hwif_t *hwif	= HWIF(drive);
 	struct hd_driveid *id	= drive->id;
 
-	if (id && (id->capability & 1) && drive->autodma) {
+	if ((id->capability & 1) && drive->autodma) {
 		/* Consult the list of known "bad" drives */
 		if (hwif->ide_dma_bad_drive(drive))
 			goto fast_ata_pio;