Change in osmo-bts[master]: phy_instance_destroy(): fix NULL pointer dereference

[fixeria]

fixeria has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-bts/+/26692 )


Change subject: phy_instance_destroy(): fix NULL pointer dereference
......................................................................

phy_instance_destroy(): fix NULL pointer dereference

Change-Id: Id028577ef92d1b3ce63ba62b63b8b29edb2ae5a4
Fixes: OS#5377
---
M src/common/phy_link.c
1 file changed, 6 insertions(+), 4 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-bts refs/changes/92/26692/1

diff --git a/src/common/phy_link.c b/src/common/phy_link.c
index 5ad72ac..352d8f7 100644
--- a/src/common/phy_link.c
+++ b/src/common/phy_link.c
@@ -129,10 +129,12 @@
 	/* remove from list of instances in the link */
 	llist_del(&pinst->list);
 
-	/* remove reverse link from TRX */
-	OSMO_ASSERT(pinst->trx->pinst == pinst);
-	pinst->trx->pinst = NULL;
-	pinst->trx = NULL;
+	/* remove reverse link from TRX (if associated) */
+	if (pinst->trx != NULL) {
+		OSMO_ASSERT(pinst->trx->pinst == pinst);
+		pinst->trx->pinst = NULL;
+		pinst->trx = NULL;
+	}
 
 	talloc_free(pinst);
 }

-- 
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Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Change-Id: Id028577ef92d1b3ce63ba62b63b8b29edb2ae5a4
Gerrit-Change-Number: 26692
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <vyanitskiy at sysmocom.de>
Gerrit-MessageType: newchange
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