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Handle NULL return from SDL_DBus_GetContext()

This commit is contained in:
Sam Lantinga 2018-04-23 20:24:12 -07:00
parent b5d231eede
commit a9ae1b508d
1 changed files with 3 additions and 3 deletions
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6
src/power/linux/SDL_syspower.c
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@ -608,12 +608,12 @@ SDL_GetPowerInfo_Linux_org_freedesktop_upower(SDL_PowerState *state, int *second
{
SDL_bool retval = SDL_FALSE;
#if SDL_USE_LIBDBUS
#if SDL_USE_LIBDBUS
SDL_DBusContext *dbus = SDL_DBus_GetContext();
char **paths = NULL;
int i, numpaths = 0;
if (!SDL_DBus_CallMethodOnConnection(dbus->system_conn, UPOWER_DBUS_NODE, UPOWER_DBUS_PATH, UPOWER_DBUS_INTERFACE, "EnumerateDevices",
if (!dbus || !SDL_DBus_CallMethodOnConnection(dbus->system_conn, UPOWER_DBUS_NODE, UPOWER_DBUS_PATH, UPOWER_DBUS_INTERFACE, "EnumerateDevices",
DBUS_TYPE_INVALID,
DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH, &paths, &numpaths, DBUS_TYPE_INVALID)) {
return SDL_FALSE; /* try a different approach than UPower. */
@ -631,7 +631,7 @@ SDL_GetPowerInfo_Linux_org_freedesktop_upower(SDL_PowerState *state, int *second
if (dbus) {
dbus->free_string_array(paths);
}
#endif /* SDL_USE_LIBDBUS */
#endif /* SDL_USE_LIBDBUS */
return retval;
}