[PATCH 07/34] vfs: do_last(): check LOOKUP_DIRECTORY

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From: Miklos Szeredi <mszeredi@xxxxxxx>

Check for ENOTDIR before finishing open.  This allows this code to be shared
between O_CREAT and plain opens.

Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
---
 fs/namei.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/namei.c b/fs/namei.c
index 709e992..06ff96f 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2416,6 +2416,9 @@ static struct file *do_last(struct nameidata *nd, struct path *path,
 	error = -EISDIR;
 	if (S_ISDIR(nd->inode->i_mode))
 		goto exit;
+	error = -ENOTDIR;
+	if ((nd->flags & LOOKUP_DIRECTORY) && !nd->inode->i_op->lookup)
+		goto exit;
 ok:
 	if (!S_ISREG(nd->inode->i_mode))
 		will_truncate = 0;
-- 
1.7.7

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