ALSA: hdspm - Fix uninitialized compile warnings

Put the exception checks for io_type switch() for possible mistakes in
future.  Also this shuts up annoying compile warnings.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 13 insertions, 6 deletions

diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 6edc67ced905..493e3946756f 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -1339,6 +1339,10 @@ static u64 hdspm_calc_dds_value(struct hdspm *hdspm, u64 period)
                 break;
         case MADIface:
                 freq_const = 131072000000000ULL;
+                break;
+        default:
+                snd_BUG();
+                return 0;
         }
 
         return div_u64(freq_const, period);
@@ -1356,16 +1360,19 @@ static void hdspm_set_dds_value(struct hdspm *hdspm, int rate)
 
         switch (hdspm->io_type) {
         case MADIface:
-          n = 131072000000000ULL;  /* 125 MHz */
-          break;
+                n = 131072000000000ULL;  /* 125 MHz */
+                break;
         case MADI:
         case AES32:
-          n = 110069313433624ULL;  /* 105 MHz */
-          break;
+                n = 110069313433624ULL;  /* 105 MHz */
+                break;
         case RayDAT:
         case AIO:
-          n = 104857600000000ULL;  /* 100 MHz */
-          break;
+                n = 104857600000000ULL;  /* 100 MHz */
+                break;
+        default:
+                snd_BUG();
+                return;
         }
 
         n = div_u64(n, rate);