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authorVasily Averin <vvs@virtuozzo.com>2018-11-07 18:56:28 +0300
committerTheodore Ts'o <tytso@mit.edu>2018-11-07 18:56:28 +0300
commitaf18e35bfd01e6d65a5e3ef84ffe8b252d1628c5 (patch)
tree9da6e01c476624e5719fc0b34a95c49634211abe /fs/ext4/super.c
parent9e463084cdb22e0b56b2dfbc50461020409a5fd3 (diff)
downloadlinux-af18e35bfd01e6d65a5e3ef84ffe8b252d1628c5.tar.xz
ext4: fix possible leak of s_journal_flag_rwsem in error path
Fixes: c8585c6fcaf2 ("ext4: fix races between changing inode journal ...") Signed-off-by: Vasily Averin <vvs@virtuozzo.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org # 4.7
Diffstat (limited to 'fs/ext4/super.c')
-rw-r--r--fs/ext4/super.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 92092b55db1e..53ff6c2a26ed 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4510,6 +4510,7 @@ failed_mount6:
percpu_counter_destroy(&sbi->s_freeinodes_counter);
percpu_counter_destroy(&sbi->s_dirs_counter);
percpu_counter_destroy(&sbi->s_dirtyclusters_counter);
+ percpu_free_rwsem(&sbi->s_journal_flag_rwsem);
failed_mount5:
ext4_ext_release(sb);
ext4_release_system_zone(sb);