ext4: Fix sparse warning: Using plain integer as NULL pointer

This patch fixes the warning "Using plain integer as NULL pointer",
generated by sparse, by replacing the offending 0s with NULL.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index f6a318f836b2..ef83457fd4ea 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1451,7 +1451,7 @@ static int parse_options(char *options, struct super_block *sb,
                  * Initialize args struct so we know whether arg was
                  * found; some options take optional arguments.
                  */
-                args[0].to = args[0].from = 0;
+                args[0].to = args[0].from = NULL;
                 token = match_token(p, tokens, args);
                 switch (token) {
                 case Opt_bsd_df: