From 09d74b3b5ac634495e17b92b2b785fa996ffce97 Mon Sep 17 00:00:00 2001
From: Linus Torvalds <torvalds@ppc970.osdl.org>
Date: Sun, 22 May 2005 14:33:43 -0700
Subject: Some more sparse warning fixes

Proper function declarations and NULL pointer usage.

diff --git a/diff-tree.c b/diff-tree.c
index 0b629d2..0fd28f1 100644
--- a/diff-tree.c
+++ b/diff-tree.c
@@ -262,7 +262,7 @@ static void call_diff_setup(void)
 	diff_setup(reverse_diff);
 }
 
-static int call_diff_flush()
+static int call_diff_flush(void)
 {
 	if (detect_rename)
 		diffcore_rename(detect_rename, diff_score_opt);
diff --git a/diff.c b/diff.c
index 4757547..4b2d105 100644
--- a/diff.c
+++ b/diff.c
@@ -165,7 +165,7 @@ struct diff_filespec *alloc_filespec(const char *path)
 	spec->should_free = spec->should_munmap = 0;
 	spec->xfrm_flags = 0;
 	spec->size = 0;
-	spec->data = 0;
+	spec->data = NULL;
 	spec->mode = 0;
 	memset(spec->sha1, 0, 20);
 	return spec;
@@ -296,7 +296,7 @@ void diff_free_filespec_data(struct diff_filespec *s)
 	else if (s->should_munmap)
 		munmap(s->data, s->size);
 	s->should_free = s->should_munmap = 0;
-	s->data = 0;
+	s->data = NULL;
 }
 
 static void prep_temp_blob(struct diff_tempfile *temp,
@@ -444,7 +444,7 @@ static void run_external_diff(const char *name,
 					*arg++ = other;
 					*arg++ = xfrm_msg;
 				}
-				*arg = 0;
+				*arg = NULL;
 				execvp(pgm, (char *const*) exec_arg);
 			}
 			else
@@ -501,7 +501,7 @@ struct diff_filepair *diff_queue(struct diff_queue_struct *queue,
 	struct diff_filepair *dp = xmalloc(sizeof(*dp));
 	dp->one = one;
 	dp->two = two;
-	dp->xfrm_msg = 0;
+	dp->xfrm_msg = NULL;
 	dp->orig_order = queue->nr;
 	dp->xfrm_work = 0;
 	diff_q(queue, dp);
-- 
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