ide: ide_scan_pcibus(): check __pci_register_driver return value

drivers/ide/setup-pci.c: In function 'ide_scan_pcibus':
drivers/ide/setup-pci.c:879: warning: ignoring return value of '__pci_register_driver', declared with attribute warn_unused_result

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 7 insertions, 3 deletions

diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 67035ba4bf5e..c88d33225cf9 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -872,11 +872,15 @@ void __init ide_scan_pcibus (int scan_direction)
          *      are post init.
          */
 
-        list_for_each_safe(l, n, &ide_pci_drivers)
-        {
+        list_for_each_safe(l, n, &ide_pci_drivers) {
                 list_del(l);
                 d = list_entry(l, struct pci_driver, node);
-                __pci_register_driver(d, d->driver.owner, d->driver.mod_name);
+                if (__pci_register_driver(d, d->driver.owner,
+                                        d->driver.mod_name)) {
+                        printk(KERN_ERR "%s: failed to register driver "
+                                        "for %s\n", __FUNCTION__,
+                                         d->driver.mod_name);
+                }
         }
 }
 #endif