9p: fix sparse warnings in new xattr code

fixes:

  CHECK   fs/9p/xattr.c
	fs/9p/xattr.c:73:6: warning: Using plain integer as NULL pointer
	fs/9p/xattr.c:135:6: warning: Using plain integer as NULL pointer

Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>

diff --git a/fs/9p/xattr.c b/fs/9p/xattr.c
index c434424..f88e5c2 100644 (file)
--- a/fs/9p/xattr.c
+++ b/fs/9p/xattr.c
@@ -70,7 +70,7 @@ ssize_t v9fs_xattr_get(struct dentry *dentry, const char *name,
                else
                        read_count = attr_size;
                read_count = p9_client_read(attr_fid, ((char *)buffer)+offset,
-                                       0, offset, read_count);
+                                       NULL, offset, read_count);
                if (read_count < 0) {
                        /* error in xattr read */
                        retval = read_count;
@@ -132,7 +132,7 @@ int v9fs_xattr_set(struct dentry *dentry, const char *name,
                else
                        write_count = value_len;
                write_count = p9_client_write(fid, ((char *)value)+offset,
-                                       0, offset, write_count);
+                                       NULL, offset, write_count);
                if (write_count < 0) {
                        /* error in xattr write */
                        retval = write_count;