[patch 03/18] ibmmca: fix buffer overflow

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From: Roel Kluin <roel.kluin@xxxxxxxxx>

Allows i == IM_MAX_HOSTS, which is out of range.

Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
Cc: Michael Lang <langa2@xxxxxxxxxxxxxxxx>
Cc: James E.J. Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 drivers/scsi/ibmmca.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN drivers/scsi/ibmmca.c~ibmmca-buffer-overflow drivers/scsi/ibmmca.c
--- a/drivers/scsi/ibmmca.c~ibmmca-buffer-overflow
+++ a/drivers/scsi/ibmmca.c
@@ -2336,7 +2336,7 @@ static int option_setup(char *str)
 	char *cur = str;
 	int i = 1;
 
-	while (cur && isdigit(*cur) && i <= IM_MAX_HOSTS) {
+	while (cur && isdigit(*cur) && i < IM_MAX_HOSTS) {
 		ints[i++] = simple_strtoul(cur, NULL, 0);
 		if ((cur = strchr(cur, ',')) != NULL)
 			cur++;
_
--
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