From: Shraddha Barke shraddha.6596@gmail.com
32-bit systems using 'struct timeval' will break in the year 2038, in order to avoid that the code should be replaced with appropriate types. This patch replaces timeval with 64-bit ktime_t which is y2038 safe. Here, time64_t is used directly since mlc->lcv_t is interested only in seconds.
Signed-off-by: Shraddha Barke shraddha.6596@gmail.com --- drivers/input/serio/hil_mlc.c | 8 +++----- include/linux/hil_mlc.h | 2 +- 2 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/input/serio/hil_mlc.c b/drivers/input/serio/hil_mlc.c index 65605e4..fb297aa 100644 --- a/drivers/input/serio/hil_mlc.c +++ b/drivers/input/serio/hil_mlc.c @@ -274,14 +274,12 @@ static int hilse_match(hil_mlc *mlc, int unused) /* An LCV used to prevent runaway loops, forces 5 second sleep when reset. */ static int hilse_init_lcv(hil_mlc *mlc, int unused) { - struct timeval tv; + time64_t now = ktime_get_seconds();
- do_gettimeofday(&tv); - - if (mlc->lcv && (tv.tv_sec - mlc->lcv_tv.tv_sec) < 5) + if (mlc->lcv && (now - mlc->lcv_t) < 5) return -1;
- mlc->lcv_tv = tv; + mlc->lcv_t = now; mlc->lcv = 0;
return 0; diff --git a/include/linux/hil_mlc.h b/include/linux/hil_mlc.h index 394a840..29bb5e3 100644 --- a/include/linux/hil_mlc.h +++ b/include/linux/hil_mlc.h @@ -149,7 +149,7 @@ struct hil_mlc {
int ddi; /* Last operational device id */ int lcv; /* LCV to throttle loops */ - struct timeval lcv_tv; /* Time loop was started */ + time64_t lcv_t; /* Time loop was started */
int di_map[7]; /* Maps below items to live devs */ struct hil_mlc_devinfo di[HIL_MLC_DEVMEM];