commit 41ed16fa47350661da01443b8241bf6ca8080fd7
author Hugh Dickins <hugh@veritas.com> Mon Jan 09 20:46:49 2006 +0000
committer Linus Torvalds <torvalds@g5.osdl.org> Mon Jan 09 12:57:05 2006 -0800
tree e12d199c8e63f9f296f73336471038fcbcf22bf3
parent 6150c32589d1976ca8a5c987df951088c05a7542

[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: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/scsi/sg.c

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 221e96e..78aad95 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -2493,7 +2493,7 @@
 	}
 	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;
 	}