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Diffstat (limited to 'fs/select.c')
-rw-r--r--fs/select.c30
1 files changed, 7 insertions, 23 deletions
diff --git a/fs/select.c b/fs/select.c
index 1fc1b247fede..57712c3c1d91 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -925,7 +925,7 @@ static int do_poll(struct poll_list *list, struct poll_wqueues *wait,
if (!count) {
count = wait->error;
if (signal_pending(current))
- count = -EINTR;
+ count = -ERESTARTNOHAND;
}
if (count || timed_out)
break;
@@ -1040,7 +1040,7 @@ static long do_restart_poll(struct restart_block *restart_block)
ret = do_sys_poll(ufds, nfds, to);
- if (ret == -EINTR) {
+ if (ret == -ERESTARTNOHAND) {
restart_block->fn = do_restart_poll;
ret = -ERESTART_RESTARTBLOCK;
}
@@ -1061,7 +1061,7 @@ SYSCALL_DEFINE3(poll, struct pollfd __user *, ufds, unsigned int, nfds,
ret = do_sys_poll(ufds, nfds, to);
- if (ret == -EINTR) {
+ if (ret == -ERESTARTNOHAND) {
struct restart_block *restart_block;
restart_block = &current->restart_block;
@@ -1102,11 +1102,7 @@ SYSCALL_DEFINE5(ppoll, struct pollfd __user *, ufds, unsigned int, nfds,
return ret;
ret = do_sys_poll(ufds, nfds, to);
-
- restore_saved_sigmask_unless(ret == -EINTR);
- /* We can restart this syscall, usually */
- if (ret == -EINTR)
- ret = -ERESTARTNOHAND;
+ restore_saved_sigmask_unless(ret == -ERESTARTNOHAND);
ret = poll_select_copy_remaining(&end_time, tsp, PT_TIMESPEC, ret);
return ret;
@@ -1135,11 +1131,7 @@ SYSCALL_DEFINE5(ppoll_time32, struct pollfd __user *, ufds, unsigned int, nfds,
return ret;
ret = do_sys_poll(ufds, nfds, to);
-
- restore_saved_sigmask_unless(ret == -EINTR);
- /* We can restart this syscall, usually */
- if (ret == -EINTR)
- ret = -ERESTARTNOHAND;
+ restore_saved_sigmask_unless(ret == -ERESTARTNOHAND);
ret = poll_select_copy_remaining(&end_time, tsp, PT_OLD_TIMESPEC, ret);
return ret;
@@ -1413,11 +1405,7 @@ COMPAT_SYSCALL_DEFINE5(ppoll_time32, struct pollfd __user *, ufds,
return ret;
ret = do_sys_poll(ufds, nfds, to);
-
- restore_saved_sigmask_unless(ret == -EINTR);
- /* We can restart this syscall, usually */
- if (ret == -EINTR)
- ret = -ERESTARTNOHAND;
+ restore_saved_sigmask_unless(ret == -ERESTARTNOHAND);
ret = poll_select_copy_remaining(&end_time, tsp, PT_OLD_TIMESPEC, ret);
return ret;
@@ -1446,11 +1434,7 @@ COMPAT_SYSCALL_DEFINE5(ppoll_time64, struct pollfd __user *, ufds,
return ret;
ret = do_sys_poll(ufds, nfds, to);
-
- restore_saved_sigmask_unless(ret == -EINTR);
- /* We can restart this syscall, usually */
- if (ret == -EINTR)
- ret = -ERESTARTNOHAND;
+ restore_saved_sigmask_unless(ret == -ERESTARTNOHAND);
ret = poll_select_copy_remaining(&end_time, tsp, PT_TIMESPEC, ret);
return ret;