ext4: quiet sparse noise about plain integer as NULL pointer

The third parameter to ext4_free_blocks is a struct buffer_head *.  This
parameter should be NULL not 0.

This quiets the sparse noise:

warning: Using plain integer as NULL pointer

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 5c48612..2fc6cc0 100644 (file)
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2291,7 +2291,7 @@ static int ext4_remove_blocks(handle_t *handle, struct inode *inode,
                start = ext4_ext_pblock(ex);
 
                ext_debug("free first %u blocks starting %llu\n", num, start);
-               ext4_free_blocks(handle, inode, 0, start, num, flags);
+               ext4_free_blocks(handle, inode, NULL, start, num, flags);
 
        } else {
                printk(KERN_INFO "strange request: removal(2) "