Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / fs / open.c

diff --git a/fs/open.c b/fs/open.c
index 5a2c6ebc22b5d9a1e355050cb14d3218f7a9d0d3..b47aab39c0572242c607495c37c15928fbf8290c 100644 (file)
--- a/fs/open.c
+++ b/fs/open.c
@@ -233,6 +233,14 @@ int do_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
 
        if (!(file->f_mode & FMODE_WRITE))
                return -EBADF;
+
+       /* It's not possible punch hole on append only file */
+       if (mode & FALLOC_FL_PUNCH_HOLE && IS_APPEND(inode))
+               return -EPERM;
+
+       if (IS_IMMUTABLE(inode))
+               return -EPERM;
+
        /*
         * Revalidate the write permissions, in case security policy has
         * changed since the files were opened.