staging: android: Remove unneeded else following a return

Remove unnecessary else when there is a return statement in the
corresponding if block.
Coccinelle patch used:

@rule1@
expression e1;
@@

	if (e1) { ... return ...; }
-       else{
	        ...
-            }

@rule2@
expression e2;
statement s1;
@@

	if(e2) { ... return ...; }
-       else
		s1
Signed-off-by: Janani Ravichandran <janani.rvchndrn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/android/sync.c

@@ -424,7 +424,7 @@ static unsigned int sync_file_poll(struct file *file, poll_table *wait)
 
 	if (!status)
 		return POLLIN;
-	else if (status < 0)
+	if (status < 0)
 		return POLLERR;
 	return 0;
 }