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Commit 715d854b authored by Melissa Howland's avatar Melissa Howland Committed by Martin Schwidefsky
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[S390] monwriter kzalloc size. 



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

Signed-off-by: default avatarMelissa Howland <melissah@us.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 08983787

drivers/s390/char/monwriter.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -110,7 +110,7 @@ static int monwrite_new_hdr(struct mon_private *monpriv) 
		monbuf = kzalloc(sizeof(struct mon_buf), GFP_KERNEL);

		monbuf = kzalloc(sizeof(struct mon_buf), GFP_KERNEL);

		if (!monbuf)

		if (!monbuf)

			return -ENOMEM;

			return -ENOMEM;

		monbuf->data = kzalloc(monbuf->hdr.datalen,

		monbuf->data = kzalloc(monhdr->datalen,

				       GFP_KERNEL | GFP_DMA);

				       GFP_KERNEL | GFP_DMA);

		if (!monbuf->data) {

		if (!monbuf->data) {

			kfree(monbuf);

			kfree(monbuf);