2006-10-11 13:35:21

by Martin Schwidefsky

[permalink] [raw]
Subject: [S390] monwriter kzalloc size.

From: Melissa Howland <[email protected]>

[S390] monwriter kzalloc size.

Fix length on kzalloc for data buffer so as to not overwrite
unallocated storage.

Signed-off-by: Melissa Howland <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>
---

drivers/s390/char/monwriter.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)

diff -urpN linux-2.6/drivers/s390/char/monwriter.c linux-2.6-patched/drivers/s390/char/monwriter.c
--- linux-2.6/drivers/s390/char/monwriter.c 2006-10-11 15:23:22.000000000 +0200
+++ linux-2.6-patched/drivers/s390/char/monwriter.c 2006-10-11 15:23:36.000000000 +0200
@@ -110,7 +110,7 @@ static int monwrite_new_hdr(struct mon_p
monbuf = kzalloc(sizeof(struct mon_buf), GFP_KERNEL);
if (!monbuf)
return -ENOMEM;
- monbuf->data = kzalloc(monbuf->hdr.datalen,
+ monbuf->data = kzalloc(monhdr->datalen,
GFP_KERNEL | GFP_DMA);
if (!monbuf->data) {
kfree(monbuf);