[sr-dev] git:master:abdb02d3: dialog: updated ki_dlg_var_is_null() to use safer api function

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: abdb02d3d2eec9fb45646f68996da3526c92ef58
URL: https://github.com/kamailio/kamailio/commit/abdb02d3d2eec9fb45646f68996da3526c92ef58

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2022-09-26T12:51:50+02:00

dialog: updated ki_dlg_var_is_null() to use safer api function

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Modified: src/modules/dialog/dialog.c

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Diff:  https://github.com/kamailio/kamailio/commit/abdb02d3d2eec9fb45646f68996da3526c92ef58.diff
Patch: https://github.com/kamailio/kamailio/commit/abdb02d3d2eec9fb45646f68996da3526c92ef58.patch

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diff --git a/src/modules/dialog/dialog.c b/src/modules/dialog/dialog.c
index d4d2df07fa..2a7fd39948 100644
--- a/src/modules/dialog/dialog.c
+++ b/src/modules/dialog/dialog.c
@@ -2518,14 +2518,14 @@ static int ki_dlg_var_rm(sip_msg_t *msg, str *name)
 static int ki_dlg_var_is_null(sip_msg_t *msg, str *name)
 {
 	dlg_cell_t *dlg;
-	str *pval;
+	int ret;
 
 	dlg = dlg_get_msg_dialog(msg);
 	if(dlg==NULL) {
 		return 1;
 	}
-	pval = get_dlg_varref(dlg, name);
-	if(pval==NULL || pval->s==NULL) {
+	ret = get_dlg_varstatus(dlg, name);
+	if(ret==1) {
 		return 1;
 	}
 	return -1;