Use standard length PATH_MAX for path name space allocation to replace the macro MAX_PATH_LEN. Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com> --- ras-cpu-isolation.c | 6 +++--- ras-cpu-isolation.h | 1 - 2 files changed, 3 insertions(+), 4 deletions(-) diff --git a/ras-cpu-isolation.c b/ras-cpu-isolation.c index ba5ccd1..24c07e9 100644 --- a/ras-cpu-isolation.c +++ b/ras-cpu-isolation.c @@ -80,11 +80,11 @@ static const char * const cpu_state[] = { static int open_sys_file(unsigned int cpu, int __oflag, const char *format) { int fd; - char path[MAX_PATH_LEN + 1] = ""; - char real_path[MAX_PATH_LEN + 1] = ""; + char path[PATH_MAX] = ""; + char real_path[PATH_MAX] = ""; snprintf(path, sizeof(path), format, cpu); - if(strlen(path) > MAX_PATH_LEN || realpath(path,real_path) == NULL) { + if (strlen(path) > PATH_MAX || realpath(path, real_path) == NULL) { log(TERM, LOG_ERR, "[%s]:open file: %s failed\n", __func__, path); return -1; } diff --git a/ras-cpu-isolation.h b/ras-cpu-isolation.h index 024a68b..5682106 100644 --- a/ras-cpu-isolation.h +++ b/ras-cpu-isolation.h @@ -17,7 +17,6 @@ #include "queue.h" -#define MAX_PATH_LEN 100 #define MAX_BUF_LEN 1024 struct param { -- 2.17.1