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clk: imx: Align imx sc clock parent 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: 666aed2d13 ("clk: imx: scu: add set parent support")
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Link: https://lkml.kernel.org/r/aad021e432b3062c142973d09b766656eec18fde.1582216144.git.leonard.crestez@nxp.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Leonard Crestez 2020-02-20 18:29:33 +02:00 committed by Stephen Boyd
parent a0ae04a256
commit 8400ab8896
1 changed files with 1 additions and 1 deletions
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2
drivers/clk/imx/clk-scu.c
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@ -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;