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[GPRS] SGSN: fix another segfault (and use-after-free) when GGSN is dead

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This commit is contained in:
Harald Welte
2010-06-02 10:09:50 +02:00
parent ebabdea0a6
commit f11b6d2f30
1 changed files with 3 additions and 2 deletions
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5
openbsc/src/gprs/sgsn_libgtp.c
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@@ -233,6 +233,7 @@ static int create_pdp_conf(struct pdp_t *pdp, void *cbp, int cause)
{ {
struct sgsn_pdp_ctx *pctx = cbp; struct sgsn_pdp_ctx *pctx = cbp;
uint8_t reject_cause; uint8_t reject_cause;
int rc;
DEBUGP(DGPRS, "Received CREATE PDP CTX CONF, cause=%d(%s)\n", DEBUGP(DGPRS, "Received CREATE PDP CTX CONF, cause=%d(%s)\n",
cause, get_value_string(gtp_cause_strs, cause)); cause, get_value_string(gtp_cause_strs, cause));
@@ -267,10 +268,10 @@ reject:
pctx->state = PDP_STATE_NONE; pctx->state = PDP_STATE_NONE;
if (pdp) if (pdp)
pdp_freepdp(pdp); pdp_freepdp(pdp);
sgsn_pdp_ctx_free(pctx);
/* Send PDP CTX ACT REJ to MS */ /* Send PDP CTX ACT REJ to MS */
return gsm48_tx_gsm_act_pdp_rej(pctx->mm, pdp->ti, reject_cause, rc = gsm48_tx_gsm_act_pdp_rej(pctx->mm, pctx->ti, reject_cause,
0, NULL); 0, NULL);
sgsn_pdp_ctx_free(pctx);
return EOF; return EOF;
} }