4.19-stable review patch. If anyone has any objections, please let me know.
------------------
From: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org
commit e5f89131a06142e91073b6959d91cea73861d40e upstream.
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@linar... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Lee Jones lee@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/rpmsg/rpmsg_core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/rpmsg/rpmsg_core.c +++ b/drivers/rpmsg/rpmsg_core.c @@ -332,7 +332,8 @@ field##_store(struct device *dev, struct const char *buf, size_t sz) \ { \ struct rpmsg_device *rpdev = to_rpmsg_device(dev); \ - char *new, *old; \ + const char *old; \ + char *new; \ \ new = kstrndup(buf, sz, GFP_KERNEL); \ if (!new) \