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authorH.J. Lu <hjl.tools@gmail.com>2012-08-27 17:00:42 +0000
committerH.J. Lu <hjl.tools@gmail.com>2012-08-27 17:00:42 +0000
commitf629cd75725e5f99966e39af06178aad4787445b (patch)
tree54cffc2d9206b92210a521e67e72e28e5ff76554 /gdb/tui
parent1c8cdcb14fe619a64accf1cc11d5d7009d76c748 (diff)
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Check if TUI_SRC_WIN is not NULL before referencing it
PR tui/14486 * tui/tui-source.c (tui_source_is_displayed): Check if TUI_SRC_WIN is not NULL before referencing it.
Diffstat (limited to 'gdb/tui')
-rw-r--r--gdb/tui/tui-source.c3
1 files changed, 2 insertions, 1 deletions
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,