drivers/net: return operator cleanup

Change "return (EXPR);" to "return EXPR;"

return is not a function, parentheses are not required.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/chelsio/sge.c b/drivers/net/chelsio/sge.c
index 1950b9a..340b537 100644
--- a/drivers/net/chelsio/sge.c
+++ b/drivers/net/chelsio/sge.c
@@ -1551,7 +1551,7 @@
 	const struct respQ *Q = &adapter->sge->respQ;
 	const struct respQ_e *e = &Q->entries[Q->cidx];
 
-	return (e->GenerationBit == Q->genbit);
+	return e->GenerationBit == Q->genbit;
 }
 
 /*