Changeset 9d4c1b6 in mainline for uspace/drv/bus/usb/ohci/ohci.c

Timestamp:

2011-07-12T20:12:31Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

fc6e607

Parents:

408d3c9

Message:

OHCI: Fix validity check in interrupt handler.

File:

• uspace/drv/bus/usb/ohci/ohci.c (modified) (1 diff)

uspace/drv/bus/usb/ohci/ohci.c

@@ -68 +68 @@
 static void irq_handler(ddf_dev_t *dev, ipc_callid_t iid, ipc_call_t *call)
 {
-        hc_t *hc = &dev_to_ohci(dev)->hc;
-        if (!hc) {
-                usb_log_warning("IRQ on device that is not ready.\n");
+        assert(dev);
+
+        ohci_t *ohci = dev_to_ohci(dev);
+        if (!ohci) {
+                usb_log_warning("Interrupt on device that is not ready.\n");
                 return;
         }
         const uint16_t status = IPC_GET_ARG1(*call);
-        hc_interrupt(hc, status);
+        hc_interrupt(&ohci->hc, status);
 }
 /*----------------------------------------------------------------------------*/