usbGetDevice: don't leak a "usbDevice" buffer on failure path

* src/util/hostusb.c (usbGetDevice): Free "dev" when returning NULL.

usbGetDevice: don't leak a "usbDevice" buffer on failure path
* src/util/hostusb.c (usbGetDevice): Free "dev" when returning NULL.
3dc42686 · Jim Meyering · 9827e0a4 · 3dc42686
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Showing with 3 addition and 1 deletion

src/util/hostusb.c src/util/hostusb.c +3 -1

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--- a/src/util/hostusb.c
+++ b/src/util/hostusb.c
@@ -171,8 +171,10 @@ usbGetDevice(virConnectPtr conn,

    if (vendor) {
        /* Look up bus.dev by vendor:product */
-        if (usbFindBusByVendor(conn, vendor, product, &bus, &devno) < 0)
+        if (usbFindBusByVendor(conn, vendor, product, &bus, &devno) < 0) {
+            VIR_FREE(dev);
            return NULL;
+        }
    }

    dev->bus     = bus;