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authorLeonard Crestez <leonard.crestez@nxp.com>2020-02-20 18:29:38 +0200
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2020-03-29 22:08:35 +0200
commita29de86521d8a80cb0b426638d4e38707cafa2e2 (patch)
tree9273b7975be0473703d4c9fccae4a6f0834fc69c /drivers/rtc
parent9c328c9dd84a10d4c96a5bfaa0bee43c94b11def (diff)
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rtc: imx-sc: Align imx sc msg structs to 4
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@nxp.com> Link: https://lore.kernel.org/r/13404bac8360852d86c61fad5ae5f0c91ffc4cb6.1582216144.git.leonard.crestez@nxp.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc')
-rw-r--r--drivers/rtc/rtc-imx-sc.c2
1 files changed, 1 insertions, 1 deletions
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
@@ -37,7 +37,7 @@ struct imx_sc_msg_timer_rtc_set_alarm {
u8 hour;
u8 min;
u8 sec;
-} __packed;
+} __packed __aligned(4);
static int imx_sc_rtc_read_time(struct device *dev, struct rtc_time *tm)
{