[O_TMPFILE] it's still short a few helpers, but infrastructure should be OK now...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 9 insertions, 5 deletions

diff --git a/fs/open.c b/fs/open.c
index 5a40a4a51757..fca72c4d3f17 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -840,11 +840,15 @@ static inline int build_open_flags(int flags, umode_t mode, struct open_flags *o
         if (flags & __O_SYNC)
                 flags |= O_DSYNC;
 
-        /*
-         * If we have O_PATH in the open flag. Then we
-         * cannot have anything other than the below set of flags
-         */
-        if (flags & O_PATH) {
+        if (flags & O_TMPFILE) {
+                if (!(flags & O_CREAT))
+                        return -EINVAL;
+                acc_mode = MAY_OPEN | ACC_MODE(flags);
+        } else if (flags & O_PATH) {
+                /*
+                 * If we have O_PATH in the open flag. Then we
+                 * cannot have anything other than the below set of flags
+                 */
                 flags &= O_DIRECTORY | O_NOFOLLOW | O_PATH;
                 acc_mode = 0;
         } else {