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author | Tony Lindgren | 2015-07-06 14:33:17 +0200 |
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committer | Tony Lindgren | 2015-07-06 14:33:17 +0200 |
commit | ae745302c0a3e2b5b768690f631fc14db44467e7 (patch) | |
tree | 1db4d210a7419286b447dc09fa7400a561d55f42 /fs/btrfs/relocation.c | |
parent | ARM: OMAP2+: Remove unnessary return statement from the void function, omap2_... (diff) | |
parent | ARM: dts: am4372.dtsi: disable rfbi (diff) | |
download | kernel-qcow2-linux-ae745302c0a3e2b5b768690f631fc14db44467e7.tar.gz kernel-qcow2-linux-ae745302c0a3e2b5b768690f631fc14db44467e7.tar.xz kernel-qcow2-linux-ae745302c0a3e2b5b768690f631fc14db44467e7.zip |
Merge branch 'fixes-rc1' into omap-for-v4.2/fixes
Diffstat (limited to 'fs/btrfs/relocation.c')
-rw-r--r-- | fs/btrfs/relocation.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 74b24b01d574..827951fbf7fc 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -1847,8 +1847,10 @@ again: } eb = read_tree_block(dest, old_bytenr, old_ptr_gen); - if (!eb || !extent_buffer_uptodate(eb)) { - ret = (!eb) ? -ENOMEM : -EIO; + if (IS_ERR(eb)) { + ret = PTR_ERR(eb); + } else if (!extent_buffer_uptodate(eb)) { + ret = -EIO; free_extent_buffer(eb); break; } @@ -2002,7 +2004,9 @@ int walk_down_reloc_tree(struct btrfs_root *root, struct btrfs_path *path, bytenr = btrfs_node_blockptr(eb, path->slots[i]); eb = read_tree_block(root, bytenr, ptr_gen); - if (!eb || !extent_buffer_uptodate(eb)) { + if (IS_ERR(eb)) { + return PTR_ERR(eb); + } else if (!extent_buffer_uptodate(eb)) { free_extent_buffer(eb); return -EIO; } @@ -2710,7 +2714,10 @@ static int do_relocation(struct btrfs_trans_handle *trans, blocksize = root->nodesize; generation = btrfs_node_ptr_generation(upper->eb, slot); eb = read_tree_block(root, bytenr, generation); - if (!eb || !extent_buffer_uptodate(eb)) { + if (IS_ERR(eb)) { + err = PTR_ERR(eb); + goto next; + } else if (!extent_buffer_uptodate(eb)) { free_extent_buffer(eb); err = -EIO; goto next; @@ -2873,7 +2880,9 @@ static int get_tree_block_key(struct reloc_control *rc, BUG_ON(block->key_ready); eb = read_tree_block(rc->extent_root, block->bytenr, block->key.offset); - if (!eb || !extent_buffer_uptodate(eb)) { + if (IS_ERR(eb)) { + return PTR_ERR(eb); + } else if (!extent_buffer_uptodate(eb)) { free_extent_buffer(eb); return -EIO; } |