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>

diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 6edc67c..493e394 100644 (file)
--- 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);