From 40b320e1c757353d65550471132683dfb6c35e0f Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Wed, 14 Sep 2016 13:53:36 -0500 Subject: [PATCH] devpts: Make devpts_kill_sb safe if fsi is NULL Signed-off-by: "Eric W. Biederman" Signed-off-by: Greg Kroah-Hartman --- fs/devpts/inode.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c index a48b40b0bd1e..e058ec677207 100644 --- a/fs/devpts/inode.c +++ b/fs/devpts/inode.c @@ -458,7 +458,8 @@ static void devpts_kill_sb(struct super_block *sb) { struct pts_fs_info *fsi = DEVPTS_SB(sb); - ida_destroy(&fsi->allocated_ptys); + if (fsi) + ida_destroy(&fsi->allocated_ptys); kfree(fsi); kill_litter_super(sb); } -- 2.39.5