struct mvumi_hs_page2 stores a "seconds_since1970" field which is of
type u64. It is however, written to, using 'struct timeval' which has
a 32-bit seconds field and whose value will overflow in year 2038.
This patch uses ktime_get_real_seconds() instead since it provides a
64-bit seconds value, which is 2038 safe.
Signed-off-by: Tina Ruchandani <ruchandani.t...@gmail.com>
---
drivers/scsi/mvumi.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c
index 3e6b866..02360de 100644
--- a/drivers/scsi/mvumi.c
+++ b/drivers/scsi/mvumi.c
@@ -31,6 +31,7 @@
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
+#include <linux/ktime.h>
#include <linux/blkdev.h>
#include <linux/io.h>
#include <scsi/scsi.h>
@@ -858,8 +859,8 @@ static void mvumi_hs_build_page(struct mvumi_hba *mhba,
struct mvumi_hs_page2 *hs_page2;
struct mvumi_hs_page4 *hs_page4;
struct mvumi_hs_page3 *hs_page3;
- struct timeval time;
- unsigned int local_time;
+ u64 time;
+ u64 local_time;
switch (hs_header->page_code) {
case HS_PAGE_HOST_INFO:
@@ -877,9 +878,8 @@ static void mvumi_hs_build_page(struct mvumi_hba *mhba,
hs_page2->slot_number = 0;
hs_page2->intr_level = 0;
hs_page2->intr_vector = 0;
- do_gettimeofday(&time);
- local_time = (unsigned int) (time.tv_sec -
- (sys_tz.tz_minuteswest * 60));
+ time = ktime_get_real_seconds();
+ local_time = (time - (sys_tz.tz_minuteswest * 60));
hs_page2->seconds_since1970 = local_time;
hs_header->checksum = mvumi_calculate_checksum(hs_header,
hs_header->frame_length);
--
2.2.0.rc0.207.ga3a616c
_______________________________________________
Y2038 mailing list
Y2038@lists.linaro.org
https://lists.linaro.org/mailman/listinfo/y2038
