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authorVasily Averin <vvs@virtuozzo.com>2018-11-03 16:50:08 -0400
committerMoyster <oysterized@gmail.com>2018-12-01 23:02:58 +0100
commitd1496e82621c1c224744a155e7b6055ba0c4c1c8 (patch)
treedc473d0ec7daabc490e18f57d9fed1600da21d87
parent0d8b36650490853a99b6a330a5f19ef59f2c89c8 (diff)
ext4: add missing brelse() add_new_gdb_meta_bg()'s error path
commit 61a9c11e5e7a0dab5381afa5d9d4dd5ebf18f7a0 upstream. Fixes: 01f795f9e0d6 ("ext4: add online resizing support for meta_bg ...") Signed-off-by: Vasily Averin <vvs@virtuozzo.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org # 3.7 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/ext4/resize.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index b5631295a..edc77cc96 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -899,6 +899,7 @@ static int add_new_gdb_meta_bg(struct super_block *sb,
sizeof(struct buffer_head *),
GFP_NOFS);
if (!n_group_desc) {
+ brelse(gdb_bh);
err = -ENOMEM;
ext4_warning(sb, "not enough memory for %lu groups",
gdb_num + 1);
@@ -914,8 +915,6 @@ static int add_new_gdb_meta_bg(struct super_block *sb,
ext4_kvfree(o_group_desc);
BUFFER_TRACE(gdb_bh, "get_write_access");
err = ext4_journal_get_write_access(handle, gdb_bh);
- if (unlikely(err))
- brelse(gdb_bh);
return err;
}