Fixed findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-476): [#def1]
vlc-3.0.23/modules/lua/libs/net.c:316:9: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc((long unsigned int)i_fds * 8)’
vlc-3.0.23/modules/lua/libs/net.c:297:12: enter_function: entry to ‘vlclua_net_poll’
vlc-3.0.23/modules/lua/libs/net.c:309:28: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.23/modules/lua/libs/net.c:309:28: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.23/modules/lua/libs/net.c:310:19: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.23/modules/lua/libs/net.c:310:19: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.23/modules/lua/libs/net.c:313:21: branch_true: following ‘true’ branch...
vlc-3.0.23/modules/lua/libs/net.c:315:21: branch_true: ...to here
vlc-3.0.23/modules/lua/libs/net.c:316:23: call_function: calling ‘vlclua_fd_get’ from ‘vlclua_net_poll’
vlc-3.0.23/modules/lua/libs/net.c:316:23: return_function: returning to ‘vlclua_net_poll’ from ‘vlclua_fd_get’
vlc-3.0.23/modules/lua/libs/net.c:316:9: danger: ‘xmalloc((long unsigned int)i_fds * 8) + (long unsigned int)i * 8’ could be NULL: unchecked value from [(4)](sarif:/runs/0/results/5/codeFlows/0/threadFlows/0/locations/3)
#  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 );
#  318|           p_fds[i].events &= POLLIN | POLLOUT | POLLPRI;

Error: GCC_ANALYZER_WARNING (CWE-476): [#def2]
vlc-3.0.23/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-3.0.23/modules/lua/libs/net.c:297:12: enter_function: entry to ‘vlclua_net_poll’
vlc-3.0.23/modules/lua/libs/net.c:309:28: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.23/modules/lua/libs/net.c:309:28: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.23/modules/lua/libs/net.c:310:19: call_function: calling ‘xmalloc’ from ‘vlclua_net_poll’
vlc-3.0.23/modules/lua/libs/net.c:310:19: return_function: returning to ‘vlclua_net_poll’ from ‘xmalloc’
vlc-3.0.23/modules/lua/libs/net.c:313:21: branch_false: following ‘false’ branch...
vlc-3.0.23/modules/lua/libs/net.c:322:29: branch_false: ...to here
vlc-3.0.23/modules/lua/libs/net.c:327:11: branch_true: following ‘true’ branch...
vlc-3.0.23/modules/lua/libs/net.c:333:5: branch_true: ...to here
vlc-3.0.23/modules/lua/libs/net.c:335:21: branch_true: following ‘true’ branch (when ‘i_fds > i’)...
vlc-3.0.23/modules/lua/libs/net.c:337:35: branch_true: ...to here
vlc-3.0.23/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 );

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