Fixed findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-476): [#def1]
vlc-3.0.21/modules/lua/libs/net.c:315:9: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc((long unsigned int)i_fds * 4) + (long unsigned int)i * 4’
vlc-3.0.21/modules/lua/libs/net.c:297:12: enter_function: entry to ‘vlclua_net_poll’
vlc-3.0.21/modules/lua/libs/net.c:309:28: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.21/modules/lua/libs/net.c:309:28: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.21/modules/lua/libs/net.c:310:19: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.21/modules/lua/libs/net.c:310:19: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.21/modules/lua/libs/net.c:313:21: branch_true: following ‘true’ branch...
vlc-3.0.21/modules/lua/libs/net.c:315:21: branch_true: ...to here
vlc-3.0.21/modules/lua/libs/net.c:315:9: danger: ‘xmalloc((long unsigned int)i_fds * 4) + (long unsigned int)i * 4’ could be NULL: unchecked value from [(9)](sarif:/runs/0/results/2/codeFlows/0/threadFlows/0/locations/8)
#  313|       for( int i = 0; lua_next( L, 1 ); i++ )
#  314|       {
#  315|->         luafds[i] = luaL_checkint( L, -2 );
#  316|           p_fds[i].fd = vlclua_fd_get( L, luafds[i] );
#  317|           p_fds[i].events = luaL_checkinteger( L, -1 );

Error: GCC_ANALYZER_WARNING (CWE-476): [#def2]
vlc-3.0.21/modules/lua/libs/net.c:337:29: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc((long unsigned int)i_fds * 4) + (long unsigned int)i * 4’
vlc-3.0.21/modules/lua/libs/net.c:297:12: enter_function: entry to ‘vlclua_net_poll’
vlc-3.0.21/modules/lua/libs/net.c:309:28: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.21/modules/lua/libs/net.c:309:28: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.21/modules/lua/libs/net.c:310:19: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.21/modules/lua/libs/net.c:310:19: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.21/modules/lua/libs/net.c:313:21: branch_false: following ‘false’ branch...
vlc-3.0.21/modules/lua/libs/net.c:322:29: branch_false: ...to here
vlc-3.0.21/modules/lua/libs/net.c:327:11: branch_true: following ‘true’ branch...
 branch_true: ...to here
vlc-3.0.21/modules/lua/libs/net.c:335:21: branch_true: following ‘true’ branch (when ‘i_fds > i’)...
vlc-3.0.21/modules/lua/libs/net.c:337:35: branch_true: ...to here
vlc-3.0.21/modules/lua/libs/net.c:337:29: danger: ‘xmalloc((long unsigned int)i_fds * 4) + (long unsigned int)i * 4’ could be NULL: unchecked value from [(9)](sarif:/runs/0/results/6/codeFlows/0/threadFlows/0/locations/8)
#  335|       for( int i = 0; i < i_fds; i++ )
#  336|       {
#  337|->         lua_pushinteger( L, luafds[i] );
#  338|           lua_pushinteger( L, (val >= 0) ? p_fds[i].revents : 0 );
#  339|           lua_settable( L, 1 );

Error: GCC_ANALYZER_WARNING (CWE-476): [#def3]
vlc-3.0.21/src/config/core.c:443:9: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc(count * 8) + i * 8’
vlc-3.0.21/src/config/core.c:397:9: enter_function: entry to ‘config_GetPszChoices’
vlc-3.0.21/src/config/core.c:402:28: call_function: calling ‘config_FindConfig’ from ‘config_GetPszChoices’
vlc-3.0.21/src/config/core.c:402:28: return_function: returning to ‘config_GetPszChoices’ from ‘config_FindConfig’
vlc-3.0.21/src/config/core.c:403:8: branch_false: following ‘false’ branch...
vlc-3.0.21/src/config/core.c:409:13: branch_false: ...to here
vlc-3.0.21/src/config/core.c:409:5: branch_false: following ‘false’ branch...
vlc-3.0.21/src/config/core.c:413:9: branch_false: ...to here
vlc-3.0.21/src/config/core.c:414:16: branch_false: following ‘false’ branch...
vlc-3.0.21/src/config/core.c:422:20: branch_false: ...to here
vlc-3.0.21/src/config/core.c:423:8: branch_false: following ‘false’ branch (when ‘count != 0’)...
vlc-3.0.21/src/config/core.c:436:28: branch_false: ...to here
vlc-3.0.21/src/config/core.c:436:19: call_function: calling ‘xmalloc’ from ‘config_GetPszChoices’
vlc-3.0.21/src/config/core.c:436:19: return_function: returning to ‘config_GetPszChoices’ from ‘xmalloc’
vlc-3.0.21/src/config/core.c:437:19: call_function: calling ‘xmalloc’ from ‘config_GetPszChoices’
vlc-3.0.21/src/config/core.c:437:19: return_function: returning to ‘config_GetPszChoices’ from ‘xmalloc’
vlc-3.0.21/src/config/core.c:439:24: branch_true: following ‘true’ branch (when ‘i < count’)...
vlc-3.0.21/src/config/core.c:441:29: branch_true: ...to here
vlc-3.0.21/src/config/core.c:441:19: call_function: calling ‘xstrdup’ from ‘config_GetPszChoices’
vlc-3.0.21/src/config/core.c:441:19: return_function: returning to ‘config_GetPszChoices’ from ‘xstrdup’
vlc-3.0.21/src/config/core.c:443:19: branch_false: following ‘false’ branch...
vlc-3.0.21/src/config/core.c:443:13: branch_false: ...to here
vlc-3.0.21/src/config/core.c:443:19: call_function: calling ‘xstrdup’ from ‘config_GetPszChoices’
vlc-3.0.21/src/config/core.c:443:19: return_function: returning to ‘config_GetPszChoices’ from ‘xstrdup’
vlc-3.0.21/src/config/core.c:443:9: danger: ‘xmalloc(count * 8) + i * 8’ could be NULL: unchecked value from [(27)](sarif:/runs/0/results/5/codeFlows/0/threadFlows/0/locations/26)
#  441|           vals[i] = xstrdup ((cfg->list.psz[i] != NULL) ? cfg->list.psz[i] : "");
#  442|           /* FIXME: use module_gettext() instead */
#  443|->         txts[i] = xstrdup ((cfg->list_text[i] != NULL)
#  444|                                          ? vlc_gettext (cfg->list_text[i]) : "");
#  445|       }

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