cpufreq: Fix up printing large CPU numbers and frequency values

A negative CPU number or frequency value may be printed if they are
really large (which is unlikely, though).

Signed-off-by: Joshua Yeong <[e-mail]>
Reviewed-by: Thorsten Blum <[e-mail]>
Acked-by: Viresh Kumar <[e-mail]>
[ rjw: Subject and changelog edits. ]
Signed-off-by: Rafael J. Wysocki <[e-mail]>

drivers/cpufreq/freq_table.c

···
 	}
 	if (optimal.driver_data > i) {
 		if (suboptimal.driver_data > i) {
-			WARN(1, "Invalid frequency table: %d\n", policy->cpu);
+			WARN(1, "Invalid frequency table: %u\n", policy->cpu);
 			return 0;
 		}
 
···
 		if (show_boost ^ (pos->flags & CPUFREQ_BOOST_FREQ))
 			continue;
 
-		count += sprintf(&buf[count], "%d ", pos->frequency);
+		count += sprintf(&buf[count], "%u ", pos->frequency);
 	}
 	count += sprintf(&buf[count], "\n");