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From: SF Markus Elfring <elfring@users.sourceforge.net>
To: linux-clk@vger.kernel.org,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@codeaurora.org>
Cc: LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org
Subject: [PATCH 2/5] clk: mvebu: Adjust two checks for null pointers in of_cpu_clk_setup()
Date: Wed, 19 Apr 2017 21:54:12 +0200	[thread overview]
Message-ID: <5b8ea228-917f-cfde-7000-5d8204b24bc1@users.sourceforge.net> (raw)
In-Reply-To: <8af5ccb0-f7c1-297c-2661-8ced61302c37@users.sourceforge.net>

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 19 Apr 2017 20:25:59 +0200
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

The script “checkpatch.pl” pointed information out like the following.

Comparison to NULL could be written !…

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/clk/mvebu/clk-cpu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/mvebu/clk-cpu.c b/drivers/clk/mvebu/clk-cpu.c
index 072aa38374ce..8162833d2041 100644
--- a/drivers/clk/mvebu/clk-cpu.c
+++ b/drivers/clk/mvebu/clk-cpu.c
@@ -173,13 +173,13 @@ static void __init of_cpu_clk_setup(struct device_node *node)
 	int ncpus = 0;
 	struct device_node *dn;
 
-	if (clock_complex_base == NULL) {
+	if (!clock_complex_base) {
 		pr_err("%s: clock-complex base register not set\n",
 			__func__);
 		return;
 	}
 
-	if (pmu_dfs_base == NULL)
+	if (!pmu_dfs_base)
 		pr_warn("%s: pmu-dfs base register not set, dynamic frequency scaling not available\n",
 			__func__);
 
-- 
2.12.2

  parent reply	other threads:[~2017-04-19 19:54 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-19 19:51 [PATCH 0/5] clk-mvebu: Fine-tuning for four function implementations SF Markus Elfring
2017-04-19 19:52 ` [PATCH 1/5] clk: mvebu: Use kcalloc() in of_cpu_clk_setup() SF Markus Elfring
2017-04-22  2:49   ` Stephen Boyd
2017-04-19 19:54 ` SF Markus Elfring [this message]
2017-04-19 19:55 ` [PATCH 3/5] clk: mvebu: Use kcalloc() in two functions SF Markus Elfring
2017-04-22  2:49   ` Stephen Boyd
2017-04-19 19:56 ` [PATCH 4/5] clk: mvebu: Adjust two checks for null pointers in kirkwood_fix_sscg_deviation() SF Markus Elfring
2017-04-19 19:57 ` [PATCH 5/5] clk: mvebu: Delete an unnecessary variable initialisation " SF Markus Elfring

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