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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2018-04-02 23:50:31 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2018-04-15 23:48:04 -0400 |
| commit | a24cd490739586a7d2da3549a1844e1d7c4f4fc4 (patch) | |
| tree | 3535b63a3aa96cb2490467bb8d6e4a8259890ed5 /arch/s390 | |
| parent | Linux 4.17-rc1 (diff) | |
| download | linux-dev-a24cd490739586a7d2da3549a1844e1d7c4f4fc4.tar.xz linux-dev-a24cd490739586a7d2da3549a1844e1d7c4f4fc4.zip | |
hypfs_kill_super(): deal with failed allocations
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>
Diffstat (limited to 'arch/s390')
| -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 43bbe63e2992..06b513d192b9 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; |