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clk: mmp: Adjust checks for NULL pointers

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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>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Markus Elfring
2017-09-27 09:00:21 +02:00
committed by Stephen Boyd
parent e9baa27994
commit 7a3aad90d3
4 changed files with 12 additions and 12 deletions
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4
drivers/clk/mmp/clk-mix.c
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@@ -229,7 +229,7 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
parent_rate = clk_hw_get_rate(parent);
mix_rate = parent_rate / item->divisor;
gap = abs(mix_rate - req->rate);
if (parent_best == NULL || gap < gap_best) {
if (!parent_best || gap < gap_best) {
parent_best = parent;
parent_rate_best = parent_rate;
mix_rate_best = mix_rate;
@@ -247,7 +247,7 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
div = _get_div(mix, j);
mix_rate = parent_rate / div;
gap = abs(mix_rate - req->rate);
if (parent_best == NULL || gap < gap_best) {
if (!parent_best || gap < gap_best) {
parent_best = parent;
parent_rate_best = parent_rate;
mix_rate_best = mix_rate;