From 94b3251f766a6d215342e4549c0436b7d2ac185c Mon Sep 17 00:00:00 2001
From: =?utf8?q?R=C3=A9mi=20Duraffort?= <ivoire@videolan.org>
Date: Mon, 11 Jul 2011 15:33:23 +0200
Subject: [PATCH] lua_equalizer: fix memory leaks

---
 modules/lua/libs/equalizer.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/modules/lua/libs/equalizer.c b/modules/lua/libs/equalizer.c
index decc64bb92..f01cd2e1f1 100644
--- a/modules/lua/libs/equalizer.c
+++ b/modules/lua/libs/equalizer.c
@@ -70,9 +70,11 @@ static int vlclua_preamp_get( lua_State *L )
     char *psz_af = var_GetNonEmptyString( p_aout, "audio-filter" );
     if( strstr ( psz_af, "equalizer" ) == NULL )
     {
+        free( psz_af );
         vlc_object_release( p_aout );
         return 0;
     }
+    free( psz_af );
 
     lua_pushnumber( L, var_GetFloat( p_aout, "equalizer-preamp") );
     vlc_object_release( p_aout );
@@ -97,9 +99,11 @@ static int vlclua_preamp_set( lua_State *L )
     char *psz_af = var_GetNonEmptyString( p_aout, "audio-filter" );
     if( strstr ( psz_af, "equalizer" ) == NULL )
     {
+        free( psz_af );
         vlc_object_release( p_aout );
         return 0;
     }
+    free( psz_af );
 
     var_SetFloat( p_aout, "equalizer-preamp", luaL_checknumber( L, 1 ) );
     vlc_object_release( p_aout );
@@ -138,26 +142,29 @@ static int vlclua_equalizer_get( lua_State *L )
     char *psz_af = var_GetNonEmptyString( p_aout, "audio-filter" );
     if( strstr ( psz_af, "equalizer" ) == NULL )
     {
+        free( psz_af );
         vlc_object_release( p_aout );
         return 0;
     }
+    free( psz_af );
 
     int bandid = luaL_checknumber( L, 1 );
-    char *bands = var_GetNonEmptyString( p_aout, "equalizer-bands" );
+    char *psz_bands_origin, *psz_bands;
+    psz_bands_origin = psz_bands = var_GetNonEmptyString( p_aout, "equalizer-bands" );
     locale_t loc = newlocale (LC_NUMERIC_MASK, "C", NULL);
     locale_t oldloc = uselocale (loc);
     while( bandid >= 0 )
     {
-        level = strtof( bands, &bands);
+        level = strtof( psz_bands, &psz_bands);
         bandid--;
     }
+    free( psz_bands_origin );
     if (loc != (locale_t)0)
     {
         uselocale (oldloc);
         freelocale (loc);
     }
 
-
     vlc_object_release( p_aout );
     if( bandid == -1 )
     {
@@ -187,9 +194,11 @@ static int vlclua_equalizer_set( lua_State *L )
     char *psz_af = var_GetNonEmptyString( p_aout, "audio-filter" );
     if( strstr ( psz_af, "equalizer" ) == NULL )
     {
+        free( psz_af );
         vlc_object_release( p_aout );
         return 0;
     }
+    free( psz_af );
 
     int bandid = luaL_checknumber( L, 1 );
     float level = luaL_checknumber( L, 2 );
-- 
2.39.2