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LLC: Don't feed length=0 frames to SNDCP / GMM

This commit is contained in:
Harald Welte 2015-08-16 12:35:39 +02:00
parent 6a19dd0d31
commit 78fa99103d
1 changed files with 1 additions and 1 deletions
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2
openbsc/src/gprs/gprs_llc.c
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@ -679,7 +679,7 @@ int gprs_llc_rcvmsg(struct msgb *msg, struct tlv_parsed *tv)
return rc;
/* llhp.data is only set when we need to send LL_[UNIT]DATA_IND up */
if (llhp.data) {
if (llhp.data && llhp.data_len) {
msgb_gmmh(msg) = llhp.data;
switch (llhp.sapi) {
case GPRS_SAPI_GMM: