Merge git://github.com/davem330/sparc

[pandora-kernel.git] / drivers / media / video / via-camera.c

diff --git a/drivers/media/video/via-camera.c b/drivers/media/video/via-camera.c
index 8c780c2..bb7f17f 100644 (file)
--- a/drivers/media/video/via-camera.c
+++ b/drivers/media/video/via-camera.c
@@ -29,6 +29,7 @@
 
 #include "via-camera.h"
 
+MODULE_ALIAS("platform:viafb-camera");
 MODULE_AUTHOR("Jonathan Corbet <corbet@lwn.net>");
 MODULE_DESCRIPTION("VIA framebuffer-based camera controller driver");
 MODULE_LICENSE("GPL");
@@ -1331,6 +1332,8 @@ static __devinit bool viacam_serial_is_enabled(void)
        struct pci_bus *pbus = pci_find_bus(0, 0);
        u8 cbyte;
 
+       if (!pbus)
+               return false;
        pci_bus_read_config_byte(pbus, VIACAM_SERIAL_DEVFN,
                        VIACAM_SERIAL_CREG, &cbyte);
        if ((cbyte & VIACAM_SERIAL_BIT) == 0)