linux-kernel - [PATCH 17/21] dynamic_debug: non-optimization

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Date:	Mon, 11 Jul 2011 01:46:52 -0600
From:	Jim Cromie <jim.cromie@...il.com>
To:	jbaron@...hat.com
Cc:	linux-kernel@...r.kernel.org, bvanassche@....org, joe@...ches.com,
	gregkh@...e.de, gnb@...h.org, Jim Cromie <jim.cromie@...il.com>
Subject: [PATCH 17/21] dynamic_debug: non-optimization - remove != NULL

Reduce != NULL relational test to its 0/1 equivalent.
No code difference, may not be worth including.

Signed-off-by: Jim Cromie <jim.cromie@...il.com>
---
 lib/dynamic_debug.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 8dde999..1763cc2 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -142,18 +142,18 @@ static int 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 0;
 
 	/* match against the function */
-	if (query->function != NULL &&
+	if (query->function &&
 		strcmp(query->function, dp->function))
 		return 0;
 
 	/* match against the format */
-	if (query->format != NULL &&
+	if (query->format &&
 		strstr(dp->format, query->format) == NULL)
 		return 0;
 
-- 
1.7.4.1

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