selftests/x86: fix printk warnings reported by clang

These warnings are all of the form, "the format specified a short
(signed or unsigned) int, but the value is a full length int".
Acked-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Signed-off-by: John Hubbard <jhubbard@nvidia.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

tools/testing/selftests/x86/sigreturn.c

@@ -487,7 +487,7 @@ static void sigtrap(int sig, siginfo_t *info, void *ctx_void)
 	greg_t asm_ss = ctx->uc_mcontext.gregs[REG_CX];
 	if (asm_ss != sig_ss && sig == SIGTRAP) {
 		/* Sanity check failure. */
-		printf("[FAIL]\tSIGTRAP: ss = %hx, frame ss = %hx, ax = %llx\n",
+		printf("[FAIL]\tSIGTRAP: ss = %hx, frame ss = %x, ax = %llx\n",
 		       ss, *ssptr(ctx), (unsigned long long)asm_ss);
 		nerrs++;
 	}

tools/testing/selftests/x86/test_vsyscall.c

@@ -247,7 +247,7 @@ static void test_getcpu(int cpu)
 
 	if (ret_sys == 0) {
 		if (cpu_sys != cpu)
-			ksft_print_msg("syscall reported CPU %hu but should be %d\n",
+			ksft_print_msg("syscall reported CPU %u but should be %d\n",
 				       cpu_sys, cpu);
 
 		have_node = true;
@@ -265,10 +265,10 @@ static void test_getcpu(int cpu)
 
 			if (cpu_vdso != cpu || node_vdso != node) {
 				if (cpu_vdso != cpu)
-					ksft_print_msg("vDSO reported CPU %hu but should be %d\n",
+					ksft_print_msg("vDSO reported CPU %u but should be %d\n",
 						       cpu_vdso, cpu);
 				if (node_vdso != node)
-					ksft_print_msg("vDSO reported node %hu but should be %hu\n",
+					ksft_print_msg("vDSO reported node %u but should be %u\n",
 						       node_vdso, node);
 				ksft_test_result_fail("Wrong values\n");
 			} else {
@@ -290,10 +290,10 @@ static void test_getcpu(int cpu)
 
 			if (cpu_vsys != cpu || node_vsys != node) {
 				if (cpu_vsys != cpu)
-					ksft_print_msg("vsyscall reported CPU %hu but should be %d\n",
+					ksft_print_msg("vsyscall reported CPU %u but should be %d\n",
 						       cpu_vsys, cpu);
 				if (node_vsys != node)
-					ksft_print_msg("vsyscall reported node %hu but should be %hu\n",
+					ksft_print_msg("vsyscall reported node %u but should be %u\n",
 						       node_vsys, node);
 				ksft_test_result_fail("Wrong values\n");
 			} else {