From: Yu Kuai yukuai3@huawei.com
mainline inclusion from mainline-v5.13-rc1 commit 63bbdb4ea02b17f929fa4f5c536357183eba9639 category: bugfix bugzilla: 187303, https://gitee.com/openeuler/kernel/issues/I5ZXTT CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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The sparse tool complains as follows:
drivers/tty/hvc/hvc_udbg.c:20:19: warning: symbol 'hvc_udbg_dev' was not declared. Should it be static?
This symbol is not used outside of hvc_udbg.c, so this commit marks it static.
Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Yu Kuai yukuai3@huawei.com Link: https://lore.kernel.org/r/20210407125826.4139130-1-yukuai3@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Cai Xinchen caixinchen1@huawei.com Reviewed-by: GONG Ruiqi gongruiqi1@huawei.com Reviewed-by: Wang Weiyang wangweiyang2@huawei.com Reviewed-by: Xiu Jianfeng xiujianfeng@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/tty/hvc/hvc_udbg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/hvc/hvc_udbg.c b/drivers/tty/hvc/hvc_udbg.c index a4c9913f76a0..ff0dcc56413c 100644 --- a/drivers/tty/hvc/hvc_udbg.c +++ b/drivers/tty/hvc/hvc_udbg.c @@ -17,7 +17,7 @@
#include "hvc_console.h"
-struct hvc_struct *hvc_udbg_dev; +static struct hvc_struct *hvc_udbg_dev;
static int hvc_udbg_put(uint32_t vtermno, const char *buf, int count) {