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clk-bcm2835: Avoid null pointer exception

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clk_desc_array[BCM2835_PLLB] doesn't exist so we dereference null when iterating

Signed-off-by: popcornmix <popcornmix@gmail.com>
This commit is contained in:
popcornmix
2019-08-06 15:23:14 +01:00
committed by Dom Cobley
parent 502e03fe88
commit a51e67a7a5
1 changed files with 5 additions and 3 deletions
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8
drivers/clk/bcm/clk-bcm2835.c
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@@ -2339,9 +2339,11 @@ static bool bcm2835_clk_is_claimed(const char *name)
int i; int i;
for (i = 0; i < ARRAY_SIZE(clk_desc_array); i++) { for (i = 0; i < ARRAY_SIZE(clk_desc_array); i++) {
const char *clk_name = *(const char **)(clk_desc_array[i].data); if (clk_desc_array[i].data) {
if (!strcmp(name, clk_name)) const char *clk_name = *(const char **)(clk_desc_array[i].data);
return bcm2835_clk_claimed[i]; if (!strcmp(name, clk_name))
return bcm2835_clk_claimed[i];
}
} }
return false; return false;