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[PATCH] Fix sg_page_malloc() memset

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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: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Hugh Dickins 2006-01-09 20:46:49 +00:00 committed by Linus Torvalds
parent 6150c32589
commit 41ed16fa47
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/sg.c
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@ -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;
}