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| author | Pau Espin Pedrol <pespin@sysmocom.de> | 2019-12-20 16:36:27 +0100 |
|---|---|---|
| committer | Pau Espin Pedrol <pespin@sysmocom.de> | 2019-12-23 18:27:47 +0100 |
| commit | e1766f1b7dbf90785eda3e75e6d9b6109a58fa3e (patch) | |
| tree | eb54a3673e949e57f4626c0fc2dcd81760865d65 /src | |
| parent | 7544f5a45badd1111464b0aae8f389b692e8afd8 (diff) | |
l1sap: is_fille_frame(): verify len of data compared
Change-Id: Id3d1725ff36091ed5c57927caad09a8baea6f52e
Diffstat (limited to 'src')
| -rw-r--r-- | src/common/l1sap.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/common/l1sap.c b/src/common/l1sap.c index 213099d5..b6e21faf 100644 --- a/src/common/l1sap.c +++ b/src/common/l1sap.c @@ -458,6 +458,9 @@ static const uint8_t paging_fill[GSM_MACBLOCK_LEN] = { static bool is_fill_frame(uint8_t chan_type, const uint8_t *data, unsigned int len) { + if (len != GSM_MACBLOCK_LEN) + return false; + switch (chan_type) { case GSMTAP_CHANNEL_AGCH: if (!memcmp(data, fill_frame, GSM_MACBLOCK_LEN)) |