In that case you don't need the if (!err) condition to free the buffer otherwise you leak the string return by strdup.

Christian

2012/2/1 Lauri Kenttä <lauri.kentta@gmail.com>
---
 dlls/winealsa.drv/mmdevdrv.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/dlls/winealsa.drv/mmdevdrv.c b/dlls/winealsa.drv/mmdevdrv.c
index 0bedcc5..e434038 100644
--- a/dlls/winealsa.drv/mmdevdrv.c
+++ b/dlls/winealsa.drv/mmdevdrv.c
@@ -363,7 +363,7 @@ static HRESULT alsa_enum_devices(EDataFlow flow, WCHAR **ids, char **keys,
    for(err = snd_card_next(&card); card != -1 && err >= 0;
            err = snd_card_next(&card)){
        char cardpath[64];
-        const char *cardname;
+        char *cardname;
        WCHAR *cardnameW;
        snd_ctl_t *ctl;
        DWORD len;
@@ -376,16 +376,18 @@ static HRESULT alsa_enum_devices(EDataFlow flow, WCHAR **ids, char **keys,
            continue;
        }

-        if((err = snd_card_get_name(card, (char **)&cardname)) < 0){
+        if((err = snd_card_get_name(card, &cardname)) < 0){
            WARN("Unable to get card name for ALSA device %s: %d (%s)\n",
                    cardpath, err, snd_strerror(err));
            /* FIXME: Should be localized */
-            cardname = "Unknown soundcard";
+            cardname = strdup("Unknown soundcard");
        }

        len = MultiByteToWideChar(CP_UNIXCP, 0, cardname, -1, NULL, 0);
        cardnameW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
        if(!cardnameW){
+            if(!err)
+                free(cardname);
            snd_ctl_close(ctl);
            return E_OUTOFMEMORY;
        }
@@ -394,6 +396,8 @@ static HRESULT alsa_enum_devices(EDataFlow flow, WCHAR **ids, char **keys,
        alsa_get_card_devices(stream, ids, keys, num, ctl, card, cardnameW);

        HeapFree(GetProcessHeap(), 0, cardnameW);
+        if(!err)
+            free(cardname);

        snd_ctl_close(ctl);
    }
--
1.7.9