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hwrng: st - Fix W=1 unused variable warning
This patch fixes an unused variable warning when this driver is built-in with CONFIG_OF=n. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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@ -12,6 +12,7 @@
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#include <linux/delay.h>
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#include <linux/hw_random.h>
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#include <linux/io.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/platform_device.h>
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@ -121,7 +122,7 @@ static int st_rng_remove(struct platform_device *pdev)
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return 0;
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}
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static const struct of_device_id st_rng_match[] = {
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static const struct of_device_id st_rng_match[] __maybe_unused = {
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{ .compatible = "st,rng" },
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{},
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};
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