Module: kamailio Branch: 5.3 Commit: 15ff3bbb0fb79c49f1913fa604680a4904251a50 URL: https://github.com/kamailio/kamailio/commit/15ff3bbb0fb79c49f1913fa604680a49...
Author: Henning Westerholt hw@skalatan.de Committer: Henning Westerholt hw@skalatan.de Date: 2020-03-05T11:23:16+01:00
core: fix a crash in cfg parser related to invalid syntax cases
(cherry picked from commit 54a0aeee9d30ee85045150d8ad5b75f7a4b71d15)
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Modified: src/core/cfg.y
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Diff: https://github.com/kamailio/kamailio/commit/15ff3bbb0fb79c49f1913fa604680a49... Patch: https://github.com/kamailio/kamailio/commit/15ff3bbb0fb79c49f1913fa604680a49...
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diff --git a/src/core/cfg.y b/src/core/cfg.y index 3a0f0286a7..602d2f3330 100644 --- a/src/core/cfg.y +++ b/src/core/cfg.y @@ -2890,7 +2890,7 @@ rval_expr: rval { $$=$1; | rval_expr rve_cmpop rval_expr %prec GT { $$=mk_rve2( $2, $1, $3);} | rval_expr rve_equalop rval_expr %prec EQUAL_T { /* comparing with $null => treat as defined or !defined */ - if($3->op==RVE_RVAL_OP && $3->left.rval.type==RV_PVAR + if($3 != NULL && $3->op==RVE_RVAL_OP && $3->left.rval.type==RV_PVAR && $3->left.rval.v.pvs.type==PVT_NULL) { if($2==RVE_DIFF_OP || $2==RVE_IDIFF_OP || $2==RVE_STRDIFF_OP) {
-
Henning Westerholt