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c6x: ->restart_block.fn needs to be reset on rt_sigreturn
author
Al Viro
<viro@zeniv.linux.org.uk>
Sun, 22 Apr 2012 07:30:18 +0000
(
03:30
-0400)
committer
Al Viro
<viro@zeniv.linux.org.uk>
Tue, 22 May 2012 03:52:38 +0000
(23:52 -0400)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
arch/c6x/kernel/signal.c
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diff --git
a/arch/c6x/kernel/signal.c
b/arch/c6x/kernel/signal.c
index
3b5a050
..
cf37478
100644
(file)
--- a/
arch/c6x/kernel/signal.c
+++ b/
arch/c6x/kernel/signal.c
@@
-69,6
+69,9
@@
asmlinkage int do_rt_sigreturn(struct pt_regs *regs)
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