4.4-stable review patch. If anyone has any objections, please let me know.
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[ Upstream commit f585b283e3f025754c45bbe7533fc6e5c4643700 ]
In autofs_fill_super() on error of get inode/make root dentry the return should be ENOMEM as this is the only failure case of the called functions.
Link: http://lkml.kernel.org/r/154725123240.11260.796773942606871359.stgit@pluto-t... Signed-off-by: Ian Kent raven@themaw.net Signed-off-by: Andrew Morton akpm@linux-foundation.org Signed-off-by: Linus Torvalds torvalds@linux-foundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- fs/autofs4/inode.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c index 1132fe71b312..0fd472d67029 100644 --- a/fs/autofs4/inode.c +++ b/fs/autofs4/inode.c @@ -255,8 +255,10 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) } root_inode = autofs4_get_inode(s, S_IFDIR | 0755); root = d_make_root(root_inode); - if (!root) + if (!root) { + ret = -ENOMEM; goto fail_ino; + } pipe = NULL;
root->d_fsdata = ino;