diff options
| -rw-r--r-- | src/gsm/gsm23003.c | 2 | ||||
| -rw-r--r-- | src/utils.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/gsm/gsm23003.c b/src/gsm/gsm23003.c index 4cc2671f..e20afcbc 100644 --- a/src/gsm/gsm23003.c +++ b/src/gsm/gsm23003.c @@ -411,7 +411,7 @@ int osmo_mnc_from_str(const char *mnc_str, uint16_t *mnc, bool *mnc_3_digits) char *endptr; int rc = 0; - if (!mnc_str || !isdigit(mnc_str[0]) || strlen(mnc_str) > 3) + if (!mnc_str || !isdigit((unsigned char)mnc_str[0]) || strlen(mnc_str) > 3) return -EINVAL; errno = 0; diff --git a/src/utils.c b/src/utils.c index 7b7178ca..7364bfb1 100644 --- a/src/utils.c +++ b/src/utils.c @@ -999,7 +999,7 @@ char osmo_luhn(const char* in, int in_len) /* All input must be numbers */ for (i = 0; i < in_len; i++) { - if (!isdigit(in[i])) + if (!isdigit((unsigned char)in[i])) return -EINVAL; } |