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| author | Al Viro <viro@zeniv.linux.org.uk> | 2018-04-03 06:50:31 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-04-24 10:36:38 +0300 |
| commit | bb5def77d0a1e41b53f7049fdb0f640408194068 (patch) | |
| tree | a5bb55fb6183e5cf6a59a4b989cfa2340df4e3be /arch | |
| parent | c780ac96e120081a1d2e892f47ce34245ef1cfb2 (diff) | |
| download | linux-bb5def77d0a1e41b53f7049fdb0f640408194068.tar.xz | |
hypfs_kill_super(): deal with failed allocations
commit a24cd490739586a7d2da3549a1844e1d7c4f4fc4 upstream.
hypfs_fill_super() might fail to allocate sbi; hypfs_kill_super()
should not oops on that.
Cc: stable@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/hypfs/inode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c index cf8a2d92467f..45eb5999110b 100644 --- a/arch/s390/hypfs/inode.c +++ b/arch/s390/hypfs/inode.c @@ -320,7 +320,7 @@ static void hypfs_kill_super(struct super_block *sb) if (sb->s_root) hypfs_delete_tree(sb->s_root); - if (sb_info->update_file) + if (sb_info && sb_info->update_file) hypfs_remove(sb_info->update_file); kfree(sb->s_fs_info); sb->s_fs_info = NULL; |