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rpmsg: Constify local variable in field store macro
Memory pointed by variable 'old' in field store macro is not modified, so it can be made a pointer to const. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220419113435.246203-12-krzysztof.kozlowski@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 2 additions and 1 deletions
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@ -400,7 +400,8 @@ field##_store(struct device *dev, struct device_attribute *attr, \
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const char *buf, size_t sz) \
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{ \
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struct rpmsg_device *rpdev = to_rpmsg_device(dev); \
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char *new, *old; \
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const char *old; \
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char *new; \
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\
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new = kstrndup(buf, sz, GFP_KERNEL); \
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if (!new) \
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