From: "Randy.Dunlap" <rddunlap@osdl.org>
Signed-off-by: Randy Dunlap <rddunlap@osdl.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/drivers/block/cciss.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/block/cciss.c~cciss-range-checking-fix drivers/block/cciss.c
--- 25/drivers/block/cciss.c~cciss-range-checking-fix 2005-03-16 17:37:37.000000000 -0800
+++ 25-akpm/drivers/block/cciss.c 2005-03-16 17:37:37.000000000 -0800
@@ -304,7 +304,7 @@ cciss_proc_write(struct file *file, cons
if (copy_from_user(cmd, buffer, count)) return -EFAULT;
cmd[count] = '\0';
len = strlen(cmd); // above 3 lines ensure safety
- if (cmd[len-1] == '\n')
+ if (len && cmd[len-1] == '\n')
cmd[--len] = '\0';
# ifdef CONFIG_CISS_SCSI_TAPE
if (strcmp("engage scsi", cmd)==0) {
_