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PATCH: PR tui/14486: resize crashes tui
- From: "H.J. Lu" <hongjiu dot lu at intel dot com>
- To: GDB <gdb-patches at sourceware dot org>
- Date: Fri, 17 Aug 2012 13:33:03 -0700
- Subject: PATCH: PR tui/14486: resize crashes tui
- Reply-to: "H.J. Lu" <hjl dot tools at gmail dot com>
This patch checks if TUI_SRC_WIN is not NULL before referencing it. OK
to install?
Thanks.
H.J.
----
2010-08-17 H.J. Lu <hongjiu.lu@intel.com>
PR tui/14486
* tui/tui-source.c (tui_source_is_displayed): Check if TUI_SRC_WIN
is not NULL before referencing it.
diff --git a/gdb/tui/tui-source.c b/gdb/tui/tui-source.c
index 9ba9b1d..030653c 100644
--- a/gdb/tui/tui-source.c
+++ b/gdb/tui/tui-source.c
@@ -334,7 +334,8 @@ tui_show_symtab_source (struct gdbarch *gdbarch, struct symtab *s,
int
tui_source_is_displayed (char *fname)
{
- return (TUI_SRC_WIN->generic.content_in_use
+ return (TUI_SRC_WIN != NULL
+ && TUI_SRC_WIN->generic.content_in_use
&& (filename_cmp (((struct tui_win_element *)
(tui_locator_win_info_ptr ())->
content[0])->which_element.locator.file_name,