c6x: ->restart_block.fn needs to be reset on rt_sigreturn
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c
index 3b5a050..cf37478 100644
--- a/arch/c6x/kernel/signal.c
+++ b/arch/c6x/kernel/signal.c
@@ -69,6 +69,9 @@
struct rt_sigframe __user *frame;
sigset_t set;
+ /* Always make any pending restarted system calls return -EINTR */
+ current_thread_info()->restart_block.fn = do_no_restart_syscall;
+
/*
* Since we stacked the signal on a dword boundary,
* 'sp' should be dword aligned here. If it's
