devmem: handle class_create() failure

[pandora-kernel.git] / drivers / char / mem.c

diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 1f3215a..47c8452 100644 (file)
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -908,6 +908,9 @@ static int __init chr_dev_init(void)
                printk("unable to get major %d for memory devs\n", MEM_MAJOR);
 
        mem_class = class_create(THIS_MODULE, "mem");
+       if (IS_ERR(mem_class))
+               return PTR_ERR(mem_class);
+
        mem_class->devnode = mem_devnode;
        for (minor = 1; minor < ARRAY_SIZE(devlist); minor++) {
                if (!devlist[minor].name)