parisc: perf: use named initializers for struct miscdevice

Though struct miscdevice has hardly changed over the years, this is good
practice and also makes the core more readable.

Signed-off-by: Thadeu Lima de Souza Cascardo <[e-mail]>
Signed-off-by: Helge Deller <[e-mail]>

arch/parisc/kernel/perf.c

···
 };
 
 static struct miscdevice perf_dev = {
-	MISC_DYNAMIC_MINOR,
-	PA_PERF_DEV,
-	&perf_fops
+	.minor	= MISC_DYNAMIC_MINOR,
+	.name	= PA_PERF_DEV,
+	.fops	= &perf_fops,
 };
 
 /*