diff options
| author | Dave Chinner <david@fromorbit.com> | 2015-08-25 10:13:35 +1000 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2015-08-25 10:13:35 +1000 |
| commit | 70b33a7466baac62103e04c916b8915665b79d80 (patch) | |
| tree | 14549cadf0ddb49f3392eb9869c62e3d5ec4ce20 /fs/xfs/xfs_buf_item.c | |
| parent | aa493382cb8c5768ba452d87f175fc2aff63911d (diff) | |
| parent | f79af0b9090895520c69fbe1939184c4f8ed8426 (diff) | |
Merge branch 'xfs-misc-fixes-for-4.3-3' into for-next
Diffstat (limited to 'fs/xfs/xfs_buf_item.c')
| -rw-r--r-- | fs/xfs/xfs_buf_item.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index 919057e0a45b..7e986da34f6c 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -746,13 +746,13 @@ xfs_buf_item_free_format( * buffer (see xfs_buf_attach_iodone() below), then put the * buf log item at the front. */ -void +int xfs_buf_item_init( - xfs_buf_t *bp, - xfs_mount_t *mp) + struct xfs_buf *bp, + struct xfs_mount *mp) { - xfs_log_item_t *lip = bp->b_fspriv; - xfs_buf_log_item_t *bip; + struct xfs_log_item *lip = bp->b_fspriv; + struct xfs_buf_log_item *bip; int chunks; int map_size; int error; @@ -766,12 +766,11 @@ xfs_buf_item_init( */ ASSERT(bp->b_target->bt_mount == mp); if (lip != NULL && lip->li_type == XFS_LI_BUF) - return; + return 0; bip = kmem_zone_zalloc(xfs_buf_item_zone, KM_SLEEP); xfs_log_item_init(mp, &bip->bli_item, XFS_LI_BUF, &xfs_buf_item_ops); bip->bli_buf = bp; - xfs_buf_hold(bp); /* * chunks is the number of XFS_BLF_CHUNK size pieces the buffer @@ -784,6 +783,11 @@ xfs_buf_item_init( */ error = xfs_buf_item_get_format(bip, bp->b_map_count); ASSERT(error == 0); + if (error) { /* to stop gcc throwing set-but-unused warnings */ + kmem_zone_free(xfs_buf_item_zone, bip); + return error; + } + for (i = 0; i < bip->bli_format_count; i++) { chunks = DIV_ROUND_UP(BBTOB(bp->b_maps[i].bm_len), @@ -803,6 +807,8 @@ xfs_buf_item_init( if (bp->b_fspriv) bip->bli_item.li_bio_list = bp->b_fspriv; bp->b_fspriv = bip; + xfs_buf_hold(bp); + return 0; } |