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author | Al Viro <viro@zeniv.linux.org.uk> | 2018-04-02 23:56:44 -0400 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-04-24 09:29:28 +0200 |
commit | 2e05f940f55a73ff835a0b6ee7d4dfbeaf9a7375 (patch) | |
tree | 0b80f60ed75d99322f05efde22356030ac9625a9 /fs | |
parent | eaf2bca68881d2d99289d5cfb18d04de55cc92ac (diff) | |
download | linux-stable-2e05f940f55a73ff835a0b6ee7d4dfbeaf9a7375.tar.gz linux-stable-2e05f940f55a73ff835a0b6ee7d4dfbeaf9a7375.tar.bz2 linux-stable-2e05f940f55a73ff835a0b6ee7d4dfbeaf9a7375.zip |
jffs2_kill_sb(): deal with failed allocations
commit c66b23c2840446a82c389e4cb1a12eb2a71fa2e4 upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/jffs2/super.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c index 0918f0e2e266..10902f70883d 100644 --- a/fs/jffs2/super.c +++ b/fs/jffs2/super.c @@ -345,7 +345,7 @@ 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->s_flags & MS_RDONLY)) + if (c && !(sb->s_flags & MS_RDONLY)) jffs2_stop_garbage_collect_thread(c); kill_mtd_super(sb); kfree(c); |