w1_therm_read_bin: don't call flush_signals()

This can disrupt userspace signal management.

Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Cc: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 5 deletions

diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c
index 732db4780042..1a6937dc190b 100644
--- a/drivers/w1/slaves/w1_therm.c
+++ b/drivers/w1/slaves/w1_therm.c
@@ -191,11 +191,7 @@ static ssize_t w1_therm_read_bin(struct kobject *kobj, char *buf, loff_t off, si
 
                         w1_write_8(dev, W1_CONVERT_TEMP);
 
-                        while (tm) {
-                                tm = msleep_interruptible(tm);
-                                if (signal_pending(current))
-                                        flush_signals(current);
-                        }
+                        msleep(tm);
 
                         if (!w1_reset_select_slave(sl)) {