ChangeSet 1.2231.1.155, 2005/03/28 19:59:33-08:00, [EMAIL PROTECTED]
[PATCH] cciss: range chcking fix
Signed-off-by: Randy Dunlap <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
cciss.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -Nru a/drivers/block/cciss.c b/drivers/block/cciss.c
--- a/drivers/block/cciss.c 2005-03-28 21:40:33 -08:00
+++ b/drivers/block/cciss.c 2005-03-28 21:40:33 -08:00
@@ -304,7 +304,7 @@
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) {
-
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