[PATCH] cpu: microcode: fix a couple of warnings found by cppcheck:

[Colin King]

From: Colin Ian King <colin.king at canonical.com>

[src/cpu/microcode/microcode.c:128]: (warning) %x in format string
   (no. 2) requires 'unsigned int *' but the argument type is 'signed int *'.
[src/cpu/microcode/microcode.c:157]: (warning) %x in format string
   (no. 2) requires 'unsigned int *' but the argument type is 'signed int *'.

Signed-off-by: Colin Ian King <colin.king at canonical.com>
---
 src/cpu/microcode/microcode.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/cpu/microcode/microcode.c b/src/cpu/microcode/microcode.c
index f588e1f..7c78b9d 100644
--- a/src/cpu/microcode/microcode.c
+++ b/src/cpu/microcode/microcode.c
@@ -123,7 +123,7 @@ static int microcode_test1(fwts_framework *fw)
 		ptr = strstr(line, "revision=0x");
 		if (ptr) {
 			int cpu;
-			int revision;
+			unsigned int revision;
 
 			if (sscanf(line, "%*s CPU%d sig=0x%*x, pf=0x%*x, revision=0x%x", &cpu, &revision) != 2)
 				continue;
@@ -149,7 +149,7 @@ static int microcode_test1(fwts_framework *fw)
 		ptr = strstr(line, "updated to revision");
 		if (ptr) {
 			int cpu;
-			int revision;
+			unsigned int revision;
 			int year;
 			int month;
 			int day;
-- 
2.7.0