[screen-devel] [bug #51402] SEGFAULT when querying 'info' on detached screen

[anonymous]

Follow-up Comment #1, bug #51402 (project screen):

Hidden behind three layers of macro defines, the actual null pointer is
"display". Several other places in code check for that but here it was sadly
missing, therefore:

Fix:
diff --git a/process.c b/process.c
index 2b007bc..2da24b8 100644
--- a/process.c
+++ b/process.c
@@ -5772,7 +5772,7 @@ ShowInfo()
   if (wp->w_encoding != UTF8)
 #  endif
 # endif
-    if (D_CC0 || (D_CS0 && *D_CS0))
+    if (display && (D_CC0 || (D_CS0 && *D_CS0)))
       {
        if (wp->w_gr == 2)
          {

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