linux-kernel - [PATCH 15/25] dynamic_debug: remove explicit foo != NULL checks.

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Date:	Mon, 25 Jul 2011 15:42:40 -0600
From:	Jim Cromie <jim.cromie@...il.com>
To:	jbaron@...hat.com
Cc:	bvanassche@....org, joe@...ches.com, gregkh@...e.de,
	linux-kernel@...r.kernel.org, gnb@...h.org,
	Jim Cromie <jim.cromie@...il.com>
Subject: [PATCH 15/25] dynamic_debug: remove explicit foo != NULL checks.

Reduce != NULL relational tests to their 0/1 equivalents.
Done separately to preserve code-move character of previous patch.
No generated code difference.

Signed-off-by: Jim Cromie <jim.cromie@...il.com>
---
 lib/dynamic_debug.c |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index c0a5d20..0c25ba0 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -147,19 +147,17 @@ static bool query_matches_callsite(struct _ddebug *dp,
 				const struct ddebug_query *query)
 {
 	/* match against the source filename */
-	if (query->filename != NULL &&
+	if (query->filename &&
 		strcmp(query->filename, dp->filename) &&
 		strcmp(query->filename, basename(dp->filename)))
 		return false;
 
 	/* match against the function */
-	if (query->function != NULL &&
-		strcmp(query->function, dp->function))
+	if (query->function && strcmp(query->function, dp->function))
 		return false;
 
 	/* match against the format */
-	if (query->format != NULL &&
-		strstr(dp->format, query->format) == NULL)
+	if (query->format && !strstr(dp->format, query->format))
 		return false;
 
 	/* match against the line number range */
-- 
1.7.4.1

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