From: Leonard Crestez leonard.crestez@nxp.com
commit 8400ab8896324641243b57fc49b448023c07409a upstream.
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: 666aed2d13ee ("clk: imx: scu: add set parent support") Signed-off-by: Leonard Crestez leonard.crestez@nxp.com Link: https://lkml.kernel.org/r/aad021e432b3062c142973d09b766656eec18fde.158221614... Signed-off-by: Stephen Boyd sboyd@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/clk/imx/clk-scu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/clk/imx/clk-scu.c +++ b/drivers/clk/imx/clk-scu.c @@ -84,7 +84,7 @@ struct imx_sc_msg_get_clock_parent { struct req_get_clock_parent { __le16 resource; u8 clk; - } __packed req; + } __packed __aligned(4) req; struct resp_get_clock_parent { u8 parent; } resp;