diff options
| author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2023-10-31 11:25:36 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-11-08 17:26:44 +0100 |
| commit | 5c0da71871d3ac3f96d37067bf1a0ba9c25c2c72 (patch) | |
| tree | 6986aada6ca46dacb9da406987a3cdd15db1a7aa /drivers/rpmsg | |
| parent | 389190b25472627d010a9eb3c5a7227c3e92fa08 (diff) | |
rpmsg: Constify local variable in field store macro
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@linaro.org
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>
Diffstat (limited to 'drivers/rpmsg')
| -rw-r--r-- | drivers/rpmsg/rpmsg_core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c index a71de08acc7b..c544dee0b5dd 100644 --- a/drivers/rpmsg/rpmsg_core.c +++ b/drivers/rpmsg/rpmsg_core.c @@ -376,7 +376,8 @@ field##_store(struct device *dev, struct device_attribute *attr, \ 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) \ |