diff options
Diffstat (limited to 'src/codec/gsm690.c')
| -rw-r--r-- | src/codec/gsm690.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/codec/gsm690.c b/src/codec/gsm690.c index 0f4bf8fe..c3cb9324 100644 --- a/src/codec/gsm690.c +++ b/src/codec/gsm690.c @@ -252,6 +252,9 @@ int osmo_amr_rtp_dec(const uint8_t *rtppayload, int payload_len, uint8_t *cmr, int8_t *cmi, enum osmo_amr_type *ft, enum osmo_amr_quality *bfi, int8_t *sti) { + if (payload_len < 2 || !rtppayload) + return -EINVAL; + /* RFC 4867 ยง 4.4.2 ToC - compound payloads are not supported: F = 0 */ uint8_t type = (rtppayload[1] >> 3) & 0xf; @@ -262,9 +265,6 @@ int osmo_amr_rtp_dec(const uint8_t *rtppayload, int payload_len, uint8_t *cmr, if (payload_len - 2 < amr_len_by_ft[type]) return -ENOTSUP; - if (payload_len < 2) - return -EINVAL; - if (ft) *ft = type; |