The imx SC api strongly assumes that messages are composed out of
4-bytes words but some of our message structs have odd sizeofs.
This produces many oopses with CONFIG_KASAN=y.
Fix by marking with __aligned(4).
Fixes: a3094fc1a15e ("rtc: imx-sc: add rtc alarm support")
Signed-off-by: Leonard Crestez <leonard.crestez@xxxxxxx>
Acked-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
---
drivers/rtc/rtc-imx-sc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/rtc/rtc-imx-sc.c b/drivers/rtc/rtc-imx-sc.c
index cf2c12107f2b..a5f59e6f862e 100644
--- a/drivers/rtc/rtc-imx-sc.c
+++ b/drivers/rtc/rtc-imx-sc.c
@@ -35,11 +35,11 @@ struct imx_sc_msg_timer_rtc_set_alarm {
u8 mon;
u8 day;
u8 hour;
u8 min;
u8 sec;
-} __packed;
+} __packed __aligned(4);
static int imx_sc_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
struct imx_sc_msg_timer_get_rtc_time msg;
struct imx_sc_rpc_msg *hdr = &msg.hdr;
--
2.17.1
