diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index 9bab5f55ade3d0..f6cbbf8522b9f7 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -27,6 +27,9 @@ #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0])) +#define _stringify_1(x) #x +#define _stringify(x) _stringify_1(x) + #define KSYM_NAME_LEN 512 struct sym_entry { @@ -197,15 +200,15 @@ static void check_symbol_range(const char *sym, unsigned long long addr, static struct sym_entry *read_symbol(FILE *in) { - char name[500], type; + char name[KSYM_NAME_LEN+1], type; unsigned long long addr; unsigned int len; struct sym_entry *sym; int rc; - rc = fscanf(in, "%llx %c %499s\n", &addr, &type, name); + rc = fscanf(in, "%llx %c %" _stringify(KSYM_NAME_LEN) "s\n", &addr, &type, name); if (rc != 3) { - if (rc != EOF && fgets(name, 500, in) == NULL) + if (rc != EOF && fgets(name, KSYM_NAME_LEN + 1, in) == NULL) fprintf(stderr, "Read error or end of file.\n"); return NULL; }