[PATCH linux-next] arm64/idreg: use strscpy() is more robust and safer
From: <hidden>
Date: 2022-09-29 07:12:15
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
From: Xu Panda <redacted> The implementation of strscpy() is more robust and safer. That's now the recommended way to copy NUL terminated strings. Reported-by: Zeal Robot <redacted> Signed-off-by: Xu Panda <redacted> Signed-off-by: Xu Panda <redacted> --- arch/arm64/kernel/idreg-override.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/idreg-override.c b/arch/arm64/kernel/idreg-override.c
index 95133765ed29..61bbec7ef62e 100644
--- a/arch/arm64/kernel/idreg-override.c
+++ b/arch/arm64/kernel/idreg-override.c@@ -246,7 +246,7 @@ static __init void __parse_cmdline(const char *cmdline, bool parse_aliases) return; len = min(len, ARRAY_SIZE(buf) - 1); - strncpy(buf, cmdline, len); + strscpy(buf, cmdline, len); buf[len] = 0; if (strcmp(buf, "--") == 0)
--
2.15.2
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