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Commit 41ed16fa authored by Hugh Dickins's avatar Hugh Dickins Committed by Linus Torvalds
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[PATCH] Fix sg_page_malloc() memset 



sg_page_malloc should clear the data buffer, not that extent of mem_map.

This fixes Jesper's sg_page_free "Bad page states"

Signed-off-by: default avatarHugh Dickins <hugh@veritas.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 6150c325

drivers/scsi/sg.c

+1 −1
Original line number Diff line number Diff line
@@ -2493,7 +2493,7 @@ sg_page_malloc(int rqSz, int lowDma, int *retSzp) 
	}

	if (resp) {

		if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO))

			memset(resp, 0, resSz);

			memset(page_address(resp), 0, resSz);

		if (retSzp)

			*retSzp = resSz;

	}