[PATCH 04/66] Remove an unnecessary NULL check from the TUI

[Tom Tromey]

In init_and_make_win, opaque_win_info can't be NULL after a new window
is allocated.  This patch removes an unnecessary NULL check.

gdb/ChangeLog
2019-06-23  Tom Tromey  <tom@tromey.com>

	* tui/tui-layout.c (init_and_make_win): Remove NULL check.
---
 gdb/ChangeLog        |  4 ++++
 gdb/tui/tui-layout.c | 18 ++++++++----------
 2 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/gdb/tui/tui-layout.c b/gdb/tui/tui-layout.c
index bcae819e518..695c56012c1 100644
--- a/gdb/tui/tui-layout.c
+++ b/gdb/tui/tui-layout.c
@@ -842,18 +842,16 @@ init_and_make_win (void *opaque_win_info,
   else
     generic = &((struct tui_win_info *) opaque_win_info)->generic;
 
-  if (opaque_win_info != NULL)
+  init_gen_win_info (generic, win_type, height, width, origin_x, origin_y);
+  if (!tui_win_is_auxillary (win_type))
     {
-      init_gen_win_info (generic, win_type, height, width, origin_x, origin_y);
-      if (!tui_win_is_auxillary (win_type))
-	{
-	  if (generic->type == CMD_WIN)
-	    ((struct tui_win_info *) opaque_win_info)->can_highlight = FALSE;
-	  else
-	    ((struct tui_win_info *) opaque_win_info)->can_highlight = TRUE;
-	}
-      tui_make_window (generic, box_it);
+      if (generic->type == CMD_WIN)
+	((struct tui_win_info *) opaque_win_info)->can_highlight = FALSE;
+      else
+	((struct tui_win_info *) opaque_win_info)->can_highlight = TRUE;
     }
+  tui_make_window (generic, box_it);
+
   return opaque_win_info;
 }
 
-- 
2.17.2