From: Heinrich Schuchardt Date: Mon, 5 Jul 2021 17:43:00 +0000 (+0200) Subject: sandbox: don't set SA_NODEFER in signal handler X-Git-Url: http://git.dujemihanovic.xyz/%22/img/sics.gif/%22/static/git-favicon.png?a=commitdiff_plain;h=fd25ca3275946476d5c3fa32e3e7e3087fa5c572;p=u-boot.git sandbox: don't set SA_NODEFER in signal handler The sandbox can handle signals. Due to a damaged global data pointer additional exceptions in the signal handler may occur leading to an endless loop. In this case leave the handling of the secondary exception to the operating system. Signed-off-by: Heinrich Schuchardt Reviewed-by: Simon Glass --- diff --git a/arch/sandbox/cpu/os.c b/arch/sandbox/cpu/os.c index a8aa9def27..1103530941 100644 --- a/arch/sandbox/cpu/os.c +++ b/arch/sandbox/cpu/os.c @@ -226,7 +226,7 @@ int os_setup_signal_handlers(void) act.sa_sigaction = os_signal_handler; sigemptyset(&act.sa_mask); - act.sa_flags = SA_SIGINFO | SA_NODEFER; + act.sa_flags = SA_SIGINFO; if (sigaction(SIGILL, &act, NULL) || sigaction(SIGBUS, &act, NULL) || sigaction(SIGSEGV, &act, NULL))