[RFC PATCH 5/6] soundhw: move help handling to vl.c

[Paolo Bonzini <pbonzini@redhat.com>]

This will allow processing "-audio model=help" even if the backend
part of the option is missing.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/audio/soundhw.c | 24 +++++++++---------------
 softmmu/vl.c       |  4 ++++
 2 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/hw/audio/soundhw.c b/hw/audio/soundhw.c
index a9d8807b18..d81ae91136 100644
--- a/hw/audio/soundhw.c
+++ b/hw/audio/soundhw.c
@@ -89,23 +89,17 @@ void select_soundhw(const char *optarg)
         error_setg(&error_fatal, "only one -soundhw option is allowed");
     }
 
-    if (is_help_option(optarg)) {
-        show_valid_soundhw();
-        exit(0);
+    for (c = soundhw; c->name; ++c) {
+        if (g_str_equal(c->name, optarg)) {
+            selected = c;
+            break;
+        }
     }
-    else {
-        for (c = soundhw; c->name; ++c) {
-            if (g_str_equal(c->name, optarg)) {
-                selected = c;
-                break;
-            }
-        }
 
-        if (!c->name) {
-            error_report("Unknown sound card name `%s'", optarg);
-            show_valid_soundhw();
-            exit(1);
-        }
+    if (!c->name) {
+        error_report("Unknown sound card name `%s'", optarg);
+        show_valid_soundhw();
+        exit(1);
     }
 }
 
diff --git a/softmmu/vl.c b/softmmu/vl.c
index c2919579fd..5bea0eb3eb 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -3019,6 +3019,10 @@ void qemu_init(int argc, char **argv, char **envp)
                 audio_parse_option(optarg);
                 break;
             case QEMU_OPTION_soundhw:
+                if (is_help_option(optarg)) {
+                    show_valid_soundhw();
+                    exit(0);
+                }
                 select_soundhw (optarg);
                 break;
             case QEMU_OPTION_h:
-- 
2.35.1