Showing error 848

User: Jiri Slaby
Error type: Resource Leak
Error type description: The code omits to put the resource to the system for reuse
File location: drivers/watchdog/alim1535_wdt.c
Line in file: 325
Project: Linux Kernel
Project version: 2.6.28
Tools: Stanse (1.2)
Entered: 2011-11-07 22:40:13 UTC

Source: 

295/*
296 *        Data for PCI driver interface
297 *
298 *        This data only exists for exporting the supported
299 *        PCI ids via MODULE_DEVICE_TABLE.  We do not actually
300 *        register a pci_driver, because someone else might one day
301 *        want to register another driver on the same PCI id.
302 */
303
304static struct pci_device_id ali_pci_tbl[] = {
305        { PCI_VENDOR_ID_AL, 0x1533, PCI_ANY_ID, PCI_ANY_ID,},
306        { PCI_VENDOR_ID_AL, 0x1535, PCI_ANY_ID, PCI_ANY_ID,},
307        { 0, },
308};
309MODULE_DEVICE_TABLE(pci, ali_pci_tbl);
310
311/*
312 *        ali_find_watchdog        -        find a 1535 and 7101
313 *
314 *        Scans the PCI hardware for a 1535 series bridge and matching 7101
315 *        watchdog device. This may be overtight but it is better to be safe
316 */
317
318static int __init ali_find_watchdog(void)
319{
320        struct pci_dev *pdev;
321        u32 wdog;
322
323        /* Check for a 1533/1535 series bridge */
324        pdev = pci_get_device(PCI_VENDOR_ID_AL, 0x1535, NULL);
325        if (pdev == NULL)
326                pdev = pci_get_device(PCI_VENDOR_ID_AL, 0x1533, NULL);
327        if (pdev == NULL)
328                return -ENODEV;
329        pci_dev_put(pdev);
330
331        /* Check for the a 7101 PMU */
332        pdev = pci_get_device(PCI_VENDOR_ID_AL, 0x7101, NULL);
333        if (pdev == NULL)
334                return -ENODEV;
335
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