diff options
| author | Roberto Sassu <roberto.sassu@huawei.com> | 2023-06-07 18:15:23 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-19 16:19:04 -0700 |
| commit | 36ce9d76b0a93bae799e27e4f5ac35478c676592 (patch) | |
| tree | 0592be8afc0757a7d1c30988b63040cf1ee75b9d /fs/ramfs | |
| parent | 91ff4d754a1895feb4216e94028edd76cbbc0770 (diff) | |
shmem: use ramfs_kill_sb() for kill_sb method of ramfs-based tmpfs
As the ramfs-based tmpfs uses ramfs_init_fs_context() for the
init_fs_context method, which allocates fc->s_fs_info, use ramfs_kill_sb()
to free it and avoid a memory leak.
Link: https://lkml.kernel.org/r/20230607161523.2876433-1-roberto.sassu@huaweicloud.com
Fixes: c3b1b1cbf002 ("ramfs: add support for "mode=" mount option")
Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/ramfs')
| -rw-r--r-- | fs/ramfs/inode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c index 5ba580c78835..fef477c78107 100644 --- a/fs/ramfs/inode.c +++ b/fs/ramfs/inode.c @@ -278,7 +278,7 @@ int ramfs_init_fs_context(struct fs_context *fc) return 0; } -static void ramfs_kill_sb(struct super_block *sb) +void ramfs_kill_sb(struct super_block *sb) { kfree(sb->s_fs_info); kill_litter_super(sb); |