_xgeDpyClose: handle NULL return from _xgeFindDisplay

Resolves gcc warning:
Xge.c: In function ‘_xgeDpyClose’:
Xge.c:211:13: warning: dereference of NULL ‘info’ [CWE-476]
  [-Wanalyzer-null-dereference]
  211 |     if (info->data != NULL) {
      |         ~~~~^~~~~~

Fixes: 850263a ("Add GenericEvent extension (XGE).")
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/Xge.c b/src/Xge.c
index 4c4297f..2e4ab12 100644
--- a/src/Xge.c
+++ b/src/Xge.c
@@ -208,7 +208,7 @@ _xgeDpyClose(Display* dpy, XExtCodes* codes)
 {
     XExtDisplayInfo *info = _xgeFindDisplay(dpy);
 
-    if (info->data != NULL) {
+    if (info != NULL && info->data != NULL) {
         XGEData* xge_data = (XGEData*)info->data;
 
         if (xge_data->extensions)