diff options
| author | Ian Rogers <irogers@google.com> | 2024-05-08 06:52:58 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-06-12 12:12:28 +0300 |
| commit | e50576c7e61f99000437cb4f94729c83a1f8034f (patch) | |
| tree | 8097cabc970f655bff3ed93045a17c9b478fdd07 /tools/perf | |
| parent | 6902179a415aa13b7c0a679cca61dbc3dd43b329 (diff) | |
| download | linux-e50576c7e61f99000437cb4f94729c83a1f8034f.tar.xz | |
perf ui browser: Avoid SEGV on title
[ Upstream commit 90f01afb0dfafbc9b094bb61e61a4ac297d9d0d2 ]
If the title is NULL then it can lead to a SEGV.
Fixes: 769e6a1e15bdbbaf ("perf ui browser: Don't save pointer to stack memory")
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linux.dev>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20240508035301.1554434-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/ui/browser.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index c4cdf2ea69b7..19503e838738 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -203,7 +203,7 @@ void ui_browser__refresh_dimensions(struct ui_browser *browser) void ui_browser__handle_resize(struct ui_browser *browser) { ui__refresh_dimensions(false); - ui_browser__show(browser, browser->title, ui_helpline__current); + ui_browser__show(browser, browser->title ?: "", ui_helpline__current); ui_browser__refresh(browser); } |