xtensa: ->restart_block.fn needs to be reset on rt_sigreturn (188f677f) · Commits · e / devices / android_kernel_teracube_2e

arch/xtensa/kernel/signal.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -248,6 +248,9 @@ asmlinkage long xtensa_rt_sigreturn(long a0, long a1, long a2, long a3,
		sigset_t set;
		int ret;

		/* Always make any pending restarted system calls return -EINTR */
		current_thread_info()->restart_block.fn = do_no_restart_syscall;

		if (regs->depc > 64)
		panic("rt_sigreturn in double exception!\n");