powerpc/pseries/bsr: Remove redundant initialization of bsr dev_t declaration.

Remove the unnecessary initialization of "dev_t bsr_dev" since it's
subsequently used in an "alloc_chrdev_region()" call which uses that
variable in an output-only fashion.

Signed-off-by: Robert P. J. Day <[e-mail]>
Signed-off-by: Benjamin Herrenschmidt <[e-mail]>

drivers/char/bsr.c

···
 static int __init bsr_init(void)
 {
 	struct device_node *np;
-	dev_t bsr_dev = MKDEV(bsr_major, 0);
+	dev_t bsr_dev;
 	int ret = -ENODEV;
 	int result;