diff options
-rw-r--r-- | arch/arm64/kernel/idreg-override.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm64/kernel/idreg-override.c b/arch/arm64/kernel/idreg-override.c index aee12c75b738..3addc09f8746 100644 --- a/arch/arm64/kernel/idreg-override.c +++ b/arch/arm64/kernel/idreg-override.c @@ -262,9 +262,9 @@ static __init void __parse_cmdline(const char *cmdline, bool parse_aliases) if (!len) return; - len = strscpy(buf, cmdline, ARRAY_SIZE(buf)); - if (len == -E2BIG) - len = ARRAY_SIZE(buf) - 1; + len = min(len, ARRAY_SIZE(buf) - 1); + memcpy(buf, cmdline, len); + buf[len] = '\0'; if (strcmp(buf, "--") == 0) return; |