Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

[linux-imx.git] / fs / open.c

diff --git a/fs/open.c b/fs/open.c
index 9156cb050d0873b65e8083671ef0ffdbe1ff1a47..7931f76acc2beede0298747df1d505b30cd225b4 100644 (file)
--- a/fs/open.c
+++ b/fs/open.c
@@ -823,7 +823,7 @@ static inline int build_open_flags(int flags, umode_t mode, struct open_flags *o
        int lookup_flags = 0;
        int acc_mode;
 
-       if (flags & O_CREAT)
+       if (flags & (O_CREAT | __O_TMPFILE))
                op->mode = (mode & S_IALLUGO) | S_IFREG;
        else
                op->mode = 0;
@@ -844,6 +844,8 @@ static inline int build_open_flags(int flags, umode_t mode, struct open_flags *o
                if ((flags & O_TMPFILE_MASK) != O_TMPFILE)
                        return -EINVAL;
                acc_mode = MAY_OPEN | ACC_MODE(flags);
+               if (!(acc_mode & MAY_WRITE))
+                       return -EINVAL;
        } else if (flags & O_PATH) {
                /*
                 * If we have O_PATH in the open flag. Then we