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authorDavid Sterba <dsterba@suse.cz>2011-06-13 17:54:22 +0000
committerChris Mason <chris.mason@oracle.com>2011-06-17 14:54:17 -0400
commit3ed4498caf381a73d6259d3ffacc914b17a507ec (patch)
treecfa41f477e31b26a602d5d2e81c52a032071e01d
parente038dca803423bb7a3fa9a162b7dcc225efe9bf9 (diff)
btrfs: fix dereference of ERR_PTR value
smatch reports: btrfs_recover_log_trees error: 'wc.replay_dest' dereferencing possible ERR_PTR() Signed-off-by: David Sterba <dsterba@suse.cz> Signed-off-by: Chris Mason <chris.mason@oracle.com>
-rw-r--r--fs/btrfs/tree-log.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 592396c6dc4..4ce8a9f41d1 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -3177,7 +3177,7 @@ again:
tmp_key.offset = (u64)-1;
wc.replay_dest = btrfs_read_fs_root_no_name(fs_info, &tmp_key);
- BUG_ON(!wc.replay_dest);
+ BUG_ON(IS_ERR_OR_NULL(wc.replay_dest));
wc.replay_dest->log_root = log;
btrfs_record_root_in_trans(trans, wc.replay_dest);