quic: Fix "UNINIT" caught by coverity

In case of the model evolution mode has a obsolete or non-valid value,
just return, avoiding then the usage of non initalized variables.

1 files changed, 5 insertions, 7 deletions

diff --git a/common/quic.c b/common/quic.c
index 4584336..90ea47b 100644
--- a/common/quic.c
+++ b/common/quic.c
@@ -911,9 +911,12 @@ static void find_model_params(Encoder *encoder,
     unsigned int bstart, bend = 0;   /* bucket start and end, range : 0 to levels-1*/
     unsigned int repcntr;            /* helper */
 
+    /* The only valid values are 1, 3 and 5.
+       0, 2 and 4 are obsolete and the rest of the
+       values are considered out of the range. */
+    spice_static_assert (evol == 1 || evol == 3 || evol == 5);
     spice_assert(bpc <= 8 && bpc > 0);
 
-
     *ncounters = 8;
 
     *levels = 0x1 << bpc;
@@ -939,14 +942,9 @@ static void find_model_params(Encoder *encoder,
         *repnext = 1;
         *mulsize = 4;
         break;
-    case 0: /* obsolete */
-    case 2: /* obsolete */
-    case 4: /* obsolete */
-        encoder->usr->error(encoder->usr, "findmodelparams(): evol value obsolete!!!\n");
-        break;
     default:
         encoder->usr->error(encoder->usr, "findmodelparams(): evol out of range!!!\n");
-        break;
+        return;
     }
 
     *nbuckets = 0;