ran_a_mgcp_codec_from_sc(): cosmetic: remove unneeded breaks

Change-Id: I23d94c2d81c929deb819c02f4ddac3a702a3867d
Related: OS#6110, OS#4394
diff --git a/src/libmsc/ran_msg_a.c b/src/libmsc/ran_msg_a.c
index d2ab09f..37acedb 100644
--- a/src/libmsc/ran_msg_a.c
+++ b/src/libmsc/ran_msg_a.c
@@ -238,34 +238,24 @@
 	switch (sc->type) {
 	case GSM0808_SCT_FR1:
 		return CODEC_GSM_8000_1;
-		break;
 	case GSM0808_SCT_FR2:
 		return CODEC_GSMEFR_8000_1;
-		break;
 	case GSM0808_SCT_FR3:
 		return CODEC_AMR_8000_1;
-		break;
 	case GSM0808_SCT_FR4:
 		return CODEC_AMRWB_16000_1;
-		break;
 	case GSM0808_SCT_FR5:
 		return CODEC_AMRWB_16000_1;
-		break;
 	case GSM0808_SCT_HR1:
 		return CODEC_GSMHR_8000_1;
-		break;
 	case GSM0808_SCT_HR3:
 		return CODEC_AMR_8000_1;
-		break;
 	case GSM0808_SCT_HR4:
 		return CODEC_AMRWB_16000_1;
-		break;
 	case GSM0808_SCT_HR6:
 		return CODEC_AMRWB_16000_1;
-		break;
 	default:
 		return CODEC_PCMU_8000_1;
-		break;
 	}
 }