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author | Andrey Erokhin <a.erokhin@inango-systems.com> | 2022-04-06 12:36:15 +0300 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2022-04-09 15:56:04 +0200 |
commit | 1e991e09b73c309321d21b9cb706bd5139d952d2 (patch) | |
tree | 3857f1172de4aa7281e99cddb337a706fbe91454 /package/kernel/gpio-button-hotplug | |
parent | 19f3fcc884cab348cfba823f1175baf7aa4de15f (diff) | |
download | upstream-1e991e09b73c309321d21b9cb706bd5139d952d2.tar.gz upstream-1e991e09b73c309321d21b9cb706bd5139d952d2.tar.bz2 upstream-1e991e09b73c309321d21b9cb706bd5139d952d2.zip |
gpio-button-hotplug: fix data race
bh_event_add_var can be called by multiple threads concurrently,
so it shall not use a static char buffer
Signed-off-by: Andrey Erokhin <a.erokhin@inango-systems.com>
Diffstat (limited to 'package/kernel/gpio-button-hotplug')
-rw-r--r-- | package/kernel/gpio-button-hotplug/src/gpio-button-hotplug.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/package/kernel/gpio-button-hotplug/src/gpio-button-hotplug.c b/package/kernel/gpio-button-hotplug/src/gpio-button-hotplug.c index fcaf7f59de..2b39ec8f3b 100644 --- a/package/kernel/gpio-button-hotplug/src/gpio-button-hotplug.c +++ b/package/kernel/gpio-button-hotplug/src/gpio-button-hotplug.c @@ -107,7 +107,7 @@ static struct bh_map button_map[] = { static __printf(3, 4) int bh_event_add_var(struct bh_event *event, int argv, const char *format, ...) { - static char buf[128]; + char buf[128]; char *s; va_list args; int len; |