9p: Fix possible memleak in v9fs_inode_from fid.

Add missing p9stat_free in v9fs_inode_from_fid to avoid
any possible leaks.

Signed-off-by: Abhishek Kulkarni <adkulkar@umail.iu.edu>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index f22668a..fac30d2 100644 (file)
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -344,30 +344,25 @@ v9fs_inode_from_fid(struct v9fs_session_info *v9ses, struct p9_fid *fid,
 
        ret = NULL;
        st = p9_client_stat(fid);
-       if (IS_ERR(st)) {
-               err = PTR_ERR(st);
-               st = NULL;
-               goto error;
-       }
+       if (IS_ERR(st))
+               return ERR_CAST(st);
 
        umode = p9mode2unixmode(v9ses, st->mode);
        ret = v9fs_get_inode(sb, umode);
        if (IS_ERR(ret)) {
                err = PTR_ERR(ret);
-               ret = NULL;
                goto error;
        }
 
        v9fs_stat2inode(st, ret, sb);
        ret->i_ino = v9fs_qid2ino(&st->qid);
+       p9stat_free(st);
        kfree(st);
        return ret;
 
 error:
+       p9stat_free(st);
        kfree(st);
-       if (ret)
-               iput(ret);
-
        return ERR_PTR(err);
 }