From: Jeff Dike <jdike@addtoit.com>
To: akpm@osdl.org
Cc: linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net,
Oleg Drokin <green@linuxhacker.ru>
Subject: [uml-devel] [PATCH 16/16] UML - Fix hostfs stack corruption
Date: Fri, 24 Mar 2006 13:15:06 -0500 [thread overview]
Message-ID: <200603241815.k2OIF6Ts005575@ccure.user-mode-linux.org> (raw)
Noted by Oleg Drokin:
We initialized an extra slot of struct kstatfs.spare, sometimes
causing stack corruption.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Index: linux-2.6.16/fs/hostfs/hostfs_user.c
===================================================================
--- linux-2.6.16.orig/fs/hostfs/hostfs_user.c 2006-03-23 16:49:38.000000000 -0500
+++ linux-2.6.16/fs/hostfs/hostfs_user.c 2006-03-23 17:46:09.000000000 -0500
@@ -360,7 +360,6 @@ int do_statfs(char *root, long *bsize_ou
spare_out[2] = buf.f_spare[2];
spare_out[3] = buf.f_spare[3];
spare_out[4] = buf.f_spare[4];
- spare_out[5] = buf.f_spare[5];
return(0);
}
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