Commit a0041684 authored by Mark Tinguely's avatar Mark Tinguely Committed by Ben Myers
Browse files

xfs: zero allocation_args on the kernel stack 



Zero the kernel stack space that makes up the xfs_alloc_arg structures.

Signed-off-by: default avatarMark Tinguely <tinguely@sgi.com>
Reviewed-by: default avatarBen Myers <bpm@sgi.com>
Signed-off-by: default avatarBen Myers <bpm@sgi.com>
parent d35e88fa

fs/xfs/xfs_alloc.c

+1 −0
Original line number Diff line number Diff line
@@ -1866,6 +1866,7 @@ xfs_alloc_fix_freelist( 
	/*

	 * Initialize the args structure.

	 */

	memset(&targs, 0, sizeof(targs));

	targs.tp = tp;

	targs.mp = mp;

	targs.agbp = agbp;

fs/xfs/xfs_bmap.c

+3 −0
Original line number Diff line number Diff line
@@ -2437,6 +2437,7 @@ xfs_bmap_btalloc( 
	 * Normal allocation, done through xfs_alloc_vextent.

	 */

	tryagain = isaligned = 0;

	memset(&args, 0, sizeof(args));

	args.tp = ap->tp;

	args.mp = mp;

	args.fsbno = ap->blkno;
@@ -3082,6 +3083,7 @@ xfs_bmap_extents_to_btree( 
	 * Convert to a btree with two levels, one record in root.

	 */

	XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_BTREE);

	memset(&args, 0, sizeof(args));

	args.tp = tp;

	args.mp = mp;

	args.firstblock = *firstblock;
@@ -3237,6 +3239,7 @@ xfs_bmap_local_to_extents( 
		xfs_buf_t	*bp;	/* buffer for extent block */

		xfs_bmbt_rec_host_t *ep;/* extent record pointer */



		memset(&args, 0, sizeof(args));

		args.tp = tp;

		args.mp = ip->i_mount;

		args.firstblock = *firstblock;

fs/xfs/xfs_ialloc.c

+1 −0
Original line number Diff line number Diff line
@@ -250,6 +250,7 @@ xfs_ialloc_ag_alloc( 
					/* boundary */

	struct xfs_perag *pag;



	memset(&args, 0, sizeof(args));

	args.tp = tp;

	args.mp = tp->t_mountp;