MT#60394 dialog: be less verbose on error at dlg_get_var()

Change-Id: I43ecd8863bbf83faadfd42cf0c7fb1237112b838
(cherry picked from commit f836dd4e3b)
(cherry picked from commit 9db9ca8468)

debian/patches/series

@@ -37,6 +37,7 @@ sipwise/sca-add-pai_avp-parameter.patch
 upstream/rtpengine_rework_rtpp_flags.patch
 upstream/cfgutils-expose-optional-second-string-key-for-lock.patch
 upstream/cfgutils-initialize-the-optional-key.patch
+upstream/dialog-don-t-complain-if-dst_var-doesn-t-exist.patch
 ### relevant for upstream
 sipwise/dialplan-don-t-stop-loading-rules-on-error.patch
 sipwise/kamctl-TMPDIR-config.patch

debian/patches/upstream/dialog-don-t-complain-if-dst_var-doesn-t-exist.patch

@@ -0,0 +1,22 @@
+From: Victor Seva <vseva@sipwise.com>
+Date: Tue, 2 Jul 2024 11:50:37 +0200
+Subject: dialog: don't complain if dst_var doesn't exist
+
+Change-Id: I75f9bddd7a58fea63176e63eb075d8c5379162df
+---
+ src/modules/dialog/dialog.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/modules/dialog/dialog.c b/src/modules/dialog/dialog.c
+index a0d654d..020e1ef 100644
+--- a/src/modules/dialog/dialog.c
++++ b/src/modules/dialog/dialog.c
+@@ -1869,7 +1869,7 @@ static int w_dlg_get_var(
+ 	} else {
+ 		pv_get_null(msg, NULL, &dst_val);
+ 	}
+-	if(pv_set_spec_value(msg, dst_pv, 0, &dst_val) != 0) {
++	if(pv_set_spec_value(msg, dst_pv, 0, &dst_val) < 0) {
+ 		LM_ERR("unable to set value to dst_pv\n");
+ 		if(val)
+ 			goto error;