[PATCH 4/5] clk: mvebu: Adjust two checks for null pointers in kirkwood_fix_sscg_deviation()

From: SF Markus Elfring
Date: Wed Apr 19 2017 - 15:56:38 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 19 Apr 2017 21:17:19 +0200
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The script âcheckpatch.plâ pointed information out like the following.

Comparison to NULL could be written !â

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
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