remove two checks for gettimeofday error

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

libc/misc/time/ftime.c

@@ -25,8 +25,10 @@ int ftime(struct timeb *timebuf)
 	struct timeval tv;
 	struct timezone tz;
 
-	if (gettimeofday (&tv, &tz) < 0)
-		return -1;
+	/* In Linux, gettimeofday fails only on bad parameter.
+	 * We know that here parameters aren't bad.
+	 */
+	gettimeofday (&tv, &tz);
 
 	timebuf->time = tv.tv_sec;
 	timebuf->millitm = (tv.tv_usec + 999) / 1000;

libc/sysdeps/linux/common/clock_gettime.c

@@ -23,10 +23,12 @@ int clock_gettime(clockid_t clock_id, struct timespec* tp)
 
 	switch (clock_id) {
 		case CLOCK_REALTIME:
-			retval = gettimeofday(&tv, NULL);
-			if (retval == 0) {
-				TIMEVAL_TO_TIMESPEC(&tv, tp);
-			}
+			/* In Linux, gettimeofday fails only on bad parameter.
+			 * We know that here parameter isn't bad.
+			 */
+			gettimeofday(&tv, NULL);
+			TIMEVAL_TO_TIMESPEC(&tv, tp);
+			retval = 0;
 			break;
 
 		default: