Remove trailing whitespaces.

Signed-off-by: Miroslav Lichvar <mlichvar@redhat.com>

hwstamp_ctl.8

@@ -19,7 +19,7 @@ is a program used to set the hardware time stamping policy at the network
 driver level with the
 .B SIOCSHWTSTAMP
 .BR ioctl (2).
-The 
+The
 .I tx-type
 and
 .I rx-filter

phc2sys.8

@@ -63,7 +63,7 @@ should be already close to the correct time before
 is started or the
 .B \-s
 option should be used too. This option can be used only with the system clock as
-the slave clock. 
+the slave clock.
 .TP
 .BI \-s " phc-device"
 Specify the master clock by device (e.g. /dev/ptp0) or name (e.g. CLOCK_REALTIME
@@ -75,7 +75,7 @@ seconds, which cannot be fixed with PPS alone.
 .BI \-i " interface"
 Similar to the
 .B \-s
-option, but specified by the interface which provides the master clock. 
+option, but specified by the interface which provides the master clock.
 .TP
 .BI \-c " phc-device"
 Specify the slave clock by device (e.g. /dev/ptp1) or name. The default is

phc2sys.c

@@ -220,7 +220,7 @@ static int do_pps_loop(struct clock *clock, int fd,
 			if (!read_phc(src, clock->clkid, n_readings,
 				      &phc_offset, &phc_ts))
 				return -1;
-			
+
 			/* Convert the time stamp to the PHC time. */
 			phc_ts -= phc_offset;