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authorAl Viro <viro@zeniv.linux.org.uk>2014-09-18 17:38:59 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-11-19 12:57:14 -0500
commit986cdb862e4aafc92a1537e04388898fc42b8bc0 (patch)
treeb35bba257013e6cb869cc51d8ced93fc05e5e764 /fs/gfs2
parentcac7f2429872d3733dc3f9915857b1691da2eb2f (diff)
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gfs2: bugger off early if O_CREAT open finds a directory
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/inode.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index c4ed823d150e..310e2487239d 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -624,6 +624,11 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry,
inode = gfs2_dir_search(dir, &dentry->d_name, !S_ISREG(mode) || excl);
error = PTR_ERR(inode);
if (!IS_ERR(inode)) {
+ if (S_ISDIR(inode->i_mode)) {
+ iput(inode);
+ inode = ERR_PTR(-EISDIR);
+ goto fail_gunlock;
+ }
d = d_splice_alias(inode, dentry);
error = PTR_ERR(d);
if (IS_ERR(d)) {