rtl8192u: don't play with reassigning ->proc_fops, just use proc_create()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

drivers/staging/rtl8192u/ieee80211/proc.c

@@ -108,9 +108,5 @@ static struct file_operations proc_crypto_ops = {
 
 void __init crypto_init_proc(void)
 {
-	struct proc_dir_entry *proc;
-
-	proc = create_proc_entry("crypto", 0, NULL);
-	if (proc)
-		proc->proc_fops = &proc_crypto_ops;
+	proc_create("crypto", 0, NULL, &proc_crypto_ops);
 }