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firmware: imx: Align imx_sc_msg_req_cpu_start to 4 

commit f5bfeff446 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: d90bf296ae ("firmware: imx: Add support to start/stop a CPU")
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
5.4-rM2-2.2.x-imx-squashed
Leonard Crestez 2020-02-20 18:29:36 +02:00 committed by Greg Kroah-Hartman
parent a3bede27ca
commit 30eb1ea78a
1 changed files with 1 additions and 1 deletions
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2
drivers/firmware/imx/misc.c
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@ -24,7 +24,7 @@ struct imx_sc_msg_req_cpu_start {
u32 address_lo;
u16 resource;
u8 enable;
} __packed;
} __packed __aligned(4);
struct imx_sc_msg_req_misc_get_ctrl {
struct imx_sc_rpc_msg hdr;