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 4/5] clk: mvebu: Adjust two checks for null pointers in kirkwood_fix_sscg_deviation()
Date: Wed, 19 Apr 2017 21:56:21 +0200 [thread overview]
Message-ID: <8c5bdefb-896b-cd96-7e69-77ccb4a9286e@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 21:17:19 +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/common.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/mvebu/common.c b/drivers/clk/mvebu/common.c
index 472c88b90256..659d534a137b 100644
--- a/drivers/clk/mvebu/common.c
+++ b/drivers/clk/mvebu/common.c
@@ -51,13 +51,13 @@ u32 kirkwood_fix_sscg_deviation(u32 system_clk)
u64 freq_swing_half;
sscg_np = of_find_node_by_name(NULL, "sscg");
- if (sscg_np == NULL) {
+ if (!sscg_np) {
pr_err("cannot get SSCG register node\n");
return system_clk;
}
sscg_map = of_iomap(sscg_np, 0);
- if (sscg_map == NULL) {
+ if (!sscg_map) {
pr_err("cannot map SSCG register\n");
goto out;
}
--
2.12.2
next prev parent reply other threads:[~2017-04-19 19:56 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 ` [PATCH 2/5] clk: mvebu: Adjust two checks for null pointers " SF Markus Elfring
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 ` SF Markus Elfring [this message]
2017-04-19 19:57 ` [PATCH 5/5] clk: mvebu: Delete an unnecessary variable initialisation in kirkwood_fix_sscg_deviation() SF Markus Elfring
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