[PATCH] matroxfb: Honor the return value of pci_register_driver

Check the return value of pci_register_driver()

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c
index 4a57dab..7acf01c 100644 (file)
--- a/drivers/video/matrox/matroxfb_base.c
+++ b/drivers/video/matrox/matroxfb_base.c
@@ -2277,10 +2277,13 @@ static void __init matroxfb_init_params(void) {
        }
 }
 
-static void __init matrox_init(void) {
+static int __init matrox_init(void) {
+       int err;
+
        matroxfb_init_params();
-       pci_register_driver(&matroxfb_driver);
+       err = pci_register_driver(&matroxfb_driver);
        dev = -1;       /* accept all new devices... */
+       return err;
 }
 
 /* **************************** exit-time only **************************** */
@@ -2437,6 +2440,7 @@ static int __initdata initialized = 0;
 static int __init matroxfb_init(void)
 {
        char *option = NULL;
+       int err = 0;
 
        DBG(__FUNCTION__)
 
@@ -2448,11 +2452,11 @@ static int __init matroxfb_init(void)
                return -ENXIO;
        if (!initialized) {
                initialized = 1;
-               matrox_init();
+               err = matrox_init();
        }
        hotplug = 1;
        /* never return failure, user can hotplug matrox later... */
-       return 0;
+       return err;
 }
 
 module_init(matroxfb_init);