signal_handler_unregister() calls sigaction() with uninitializing sa_flags in the struct sigaction.
Make sure sa_flags is always initialized in signal_handler_unregister() by initializing the struct sigaction when declaring it.
Fixes: 73c55fa5ab55 (selftests/resctrl: Commonize the signal handler register/unregister for all tests) Suggested-by: Reinette Chatre reinette.chatre@intel.com Signed-off-by: Ilpo Järvinen ilpo.jarvinen@linux.intel.com Cc: stable@vger.kernel.org --- tools/testing/selftests/resctrl/resctrl_val.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/resctrl/resctrl_val.c b/tools/testing/selftests/resctrl/resctrl_val.c index 51963a6f2186..1e8b90077218 100644 --- a/tools/testing/selftests/resctrl/resctrl_val.c +++ b/tools/testing/selftests/resctrl/resctrl_val.c @@ -504,7 +504,7 @@ int signal_handler_register(void) */ void signal_handler_unregister(void) { - struct sigaction sigact; + struct sigaction sigact = {};
sigact.sa_handler = SIG_DFL; sigemptyset(&sigact.sa_mask);