bna: remove unnecessary break after return

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/brocade/bna/cna_fwimg.c

@@ -68,10 +68,8 @@ bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off)
 	switch (asic_gen) {
 	case BFI_ASIC_GEN_CT:
 		return (bfi_image_ct_cna + off);
-		break;
 	case BFI_ASIC_GEN_CT2:
 		return (bfi_image_ct2_cna + off);
-		break;
 	default:
 		return NULL;
 	}
@@ -83,10 +81,8 @@ bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)
 	switch (asic_gen) {
 	case BFI_ASIC_GEN_CT:
 		return bfi_image_ct_cna_size;
-		break;
 	case BFI_ASIC_GEN_CT2:
 		return bfi_image_ct2_cna_size;
-		break;
 	default:
 		return 0;
 	}