diff options
| -rw-r--r-- | src/gsm_utils.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/gsm_utils.c b/src/gsm_utils.c index 97a81b1be..d8e085947 100644 --- a/src/gsm_utils.c +++ b/src/gsm_utils.c @@ -30,6 +30,8 @@ char *gsm_7bit_decode(u_int8_t *user_data, u_int8_t length) u_int8_t d_off = 0, b_off = 0; u_int8_t i; char *text = malloc(length+1); + if (!text) + return NULL; for (i=0;i<length;i++) { text[i] = ((user_data[d_off] + (user_data[d_off+1]<<8)) & (0x7f<<b_off))>>b_off; @@ -51,6 +53,9 @@ u_int8_t *gsm_7bit_encode(const char *data, u_int8_t *out_length) const int length = strlen(data); *out_length = (length * 8)/7; u_int8_t *result = malloc(*out_length); + if (!result) + return NULL; + memset(result, 0, *out_length); for (i = 0; i < length; ++i) { |