fix mem leak when unloading/loading modules

git-svn-id: http://svn.digium.com/svn/zaptel/branches/v1-0@626 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 6 insertions, 0 deletions

diff --git a/wct4xxp.c b/wct4xxp.c
index 05694ef..c1fe977 100755
--- a/wct4xxp.c
+++ b/wct4xxp.c
@@ -1662,6 +1662,7 @@ static int t4_hardware_stop(struct t4 *wc)
 static void __devexit t4_remove_one(struct pci_dev *pdev)
 {
 	struct t4 *wc = pci_get_drvdata(pdev);
+	int x;
 	if (wc) {
 		/* Stop hardware */
 		t4_hardware_stop(wc);
@@ -1701,6 +1702,11 @@ static void __devexit t4_remove_one(struct pci_dev *pdev)
 #endif		
 		cards[wc->num] = NULL;
 		pci_set_drvdata(pdev, NULL);
+		for (x=0;x<4;x++) {
+			if (wc->chans[x])
+				kfree(wc->chans[x]);
+		}
+		kfree(wc);
 	}
 }