1 files changed, 4 insertions, 4 deletions

diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c
index 5947b21a8588..4c7682a65227 100644
--- a/arch/powerpc/platforms/powermac/time.c
+++ b/arch/powerpc/platforms/powermac/time.c
@@ -102,7 +102,7 @@ static unsigned long from_rtc_time(struct rtc_time *tm)
 static unsigned long cuda_get_time(void)
 {
         struct adb_request req;
-        unsigned long now;
+        unsigned int now;
 
         if (cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_GET_TIME) < 0)
                 return 0;
@@ -113,7 +113,7 @@ static unsigned long cuda_get_time(void)
                        req.reply_len);
         now = (req.reply[3] << 24) + (req.reply[4] << 16)
                 + (req.reply[5] << 8) + req.reply[6];
-        return now - RTC_OFFSET;
+        return ((unsigned long)now) - RTC_OFFSET;
 }
 
 #define cuda_get_rtc_time(tm)   to_rtc_time(cuda_get_time(), (tm))
@@ -146,7 +146,7 @@ static int cuda_set_rtc_time(struct rtc_time *tm)
 static unsigned long pmu_get_time(void)
 {
         struct adb_request req;
-        unsigned long now;
+        unsigned int now;
 
         if (pmu_request(&req, NULL, 1, PMU_READ_RTC) < 0)
                 return 0;
@@ -156,7 +156,7 @@ static unsigned long pmu_get_time(void)
                        req.reply_len);
         now = (req.reply[0] << 24) + (req.reply[1] << 16)
                 + (req.reply[2] << 8) + req.reply[3];
-        return now - RTC_OFFSET;
+        return ((unsigned long)now) - RTC_OFFSET;
 }
 
 #define pmu_get_rtc_time(tm)    to_rtc_time(pmu_get_time(), (tm))