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authorAl Viro <viro@zeniv.linux.org.uk>2018-04-02 23:56:44 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2018-04-15 23:49:05 -0400
commitc66b23c2840446a82c389e4cb1a12eb2a71fa2e4 (patch)
tree4d432cec255e8e7eef62f1eda55f8e997e29d598 /fs/jffs2
parenta24cd490739586a7d2da3549a1844e1d7c4f4fc4 (diff)
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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>
Diffstat (limited to 'fs/jffs2')
-rw-r--r--fs/jffs2/super.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index f60dee7faf03..87bdf0f4cba1 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -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);