diff options
| author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2022-04-19 13:34:34 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-22 17:13:54 +0200 |
| commit | e5f89131a06142e91073b6959d91cea73861d40e (patch) | |
| tree | c8f7f00a9ea0597ebe66c9d48a4901051dee1ebe /drivers/rpmsg/rpmsg_core.c | |
| parent | 0f4b20ef41696a625e43587563d538bb4dd60d9c (diff) | |
| download | linux-e5f89131a06142e91073b6959d91cea73861d40e.tar.gz linux-e5f89131a06142e91073b6959d91cea73861d40e.tar.bz2 linux-e5f89131a06142e91073b6959d91cea73861d40e.zip | |
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>
Diffstat (limited to 'drivers/rpmsg/rpmsg_core.c')
| -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 79368a957d89..95fc283f6af7 100644 --- a/drivers/rpmsg/rpmsg_core.c +++ b/drivers/rpmsg/rpmsg_core.c @@ -400,7 +400,8 @@ 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) \ |