procrank: Use %zu for size_t and %d for pid_t

Change-Id: Ic339a05a3091ec6b33b68bc5e76082de3513e9c7
Signed-off-by: Ashok Bhat <ashok.bhat@arm.com>
diff --git a/procrank/procrank.c b/procrank/procrank.c
index 213dacb..945e940 100644
--- a/procrank/procrank.c
+++ b/procrank/procrank.c
@@ -271,13 +271,13 @@
         printf("%5d  ", procs[i]->pid);
 
         if (ws) {
-            printf("%6dK  %6dK  %6dK  ",
+            printf("%6zuK  %6zuK  %6zuK  ",
                 procs[i]->usage.rss / 1024,
                 procs[i]->usage.pss / 1024,
                 procs[i]->usage.uss / 1024
             );
         } else {
-            printf("%7dK  %6dK  %6dK  %6dK  ",
+            printf("%7zuK  %6zuK  %6zuK  %6zuK  ",
                 procs[i]->usage.vss / 1024,
                 procs[i]->usage.rss / 1024,
                 procs[i]->usage.pss / 1024,
@@ -286,7 +286,7 @@
         }
 
         if (has_swap) {
-            printf("%6dK  ", procs[i]->usage.swap / 1024);
+            printf("%6zuK  ", procs[i]->usage.swap / 1024);
         }
 
         printf("%s\n", cmdline);
@@ -375,7 +375,7 @@
         return -1;
     }
 
-    if (asprintf(&filename, "/proc/%zd/cmdline", pid) < 0) {
+    if (asprintf(&filename, "/proc/%d/cmdline", pid) < 0) {
         rc = 1;
         goto exit;
     }