On Fri, Sep 26, 2014 at 09:34:58PM +0200, Arnd Bergmann wrote:
> As of 528bc7808f4e ("mmc: atmel-mci: Release mmc resources on failure in
> probe"),
> the atmci_probe() function calls atmci_cleanup_slot in the failure path.
>
> This causes a new warning whenever the driver is built:
>
> WARNING: drivers/mmc/host/built-in.o(.init.text+0xa04): Section mismatch in
> reference from the function atmci_probe() to the function
> .exit.text:atmci_cleanup_slot()
> The function __init atmci_probe() references
> a function __exit atmci_cleanup_slot().
>
> Gcc correctly warns about this function getting dropped in the link stage
> for the built-in case, which would cause undefined behavior when this error
> path is hit. The solution is to simply drop the __exit annotation.
>
> Signed-off-by: Arnd Bergmann <a...@arndb.de>
Acked-by: Ludovic Desroches <ludovic.desroc...@atmel.com>
Thanks, I also missed this warning when compiling.
> Fixes: 528bc7808f4e ("mmc: atmel-mci: Release mmc resources on failure in
> probe")
>
> diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
> index 772ef5b0e4d5..974626087732 100644
> --- a/drivers/mmc/host/atmel-mci.c
> +++ b/drivers/mmc/host/atmel-mci.c
> @@ -2244,7 +2244,7 @@ static int __init atmci_init_slot(struct atmel_mci
> *host,
> return 0;
> }
>
> -static void __exit atmci_cleanup_slot(struct atmel_mci_slot *slot,
> +static void atmci_cleanup_slot(struct atmel_mci_slot *slot,
> unsigned int id)
> {
> /* Debugfs stuff is cleaned up by mmc core */
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