jffs2_kill_sb(): deal with failed allocations



jffs2_fill_super() might fail to allocate jffs2_sb_info;
jffs2_kill_sb() must survive that.

Cc: stable@kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent a24cd490

fs/jffs2/super.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -342,7 +342,7 @@ static void jffs2_put_super (struct super_block *sb)
		static void jffs2_kill_sb(struct super_block *sb)
		{
		struct jffs2_sb_info *c = JFFS2_SB_INFO(sb);
		if (!sb_rdonly(sb))
		if (c && !sb_rdonly(sb))
		jffs2_stop_garbage_collect_thread(c);
		kill_mtd_super(sb);
		kfree(c);