[PATCH] xfs:free bp in xlog_find_tail() error path

[Eric Sandeen <sandeen@xxxxxxxxxx>]

xlog_find_tail() currently leaks a bp on one error path.

There is no error target, so manually free the bp before
returning the error.

Found by Coverity.

Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
---

p.s. this can be merged to userspace as well.

diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 2e10742..05c9fab 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -963,6 +963,7 @@ xlog_find_tail(
        }
        if (!found) {
                xfs_warn(log->l_mp, "%s: couldn't find sync record", __func__);
+               xlog_put_bp(bp);
                ASSERT(0);
                return XFS_ERROR(EIO);
        }