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SubjectRe: [PATCH] mtd: rawnand: docg4: Remove wrong __init annotations
On Thu, 23 Aug 2018 23:43:45 +0200
Geert Uytterhoeven <geert@linux-m68k.org> wrote:

> If gcc (e.g. 4.1.2) decides not to inline init_mtd_structs() and
> read_id_reg(), this will cause section mismatches, and crashes:
>
> WARNING: drivers/mtd/nand/raw/docg4.o(.text+0xc10): Section mismatch in reference from the function docg4_attach_chip() to the function .init.text:init_mtd_structs()
> The function docg4_attach_chip() references
> the function __init init_mtd_structs().
> This is often because docg4_attach_chip lacks a __init
> annotation or the annotation of init_mtd_structs is wrong.
>
> WARNING: drivers/mtd/nand/raw/docg4.o(.text+0xc3e): Section mismatch in reference from the function docg4_attach_chip() to the function .init.text:read_id_reg()
> The function docg4_attach_chip() references
> the function __init read_id_reg().
> This is often because docg4_attach_chip lacks a __init
> annotation or the annotation of read_id_reg is wrong.
>
> Fix this by dropping the now incorrect __init annotations from
> init_mtd_structs() and read_id_reg().
>
> Fixes: 66a38478dcc5b5a3 ("mtd: rawnand: docg4: convert driver to nand_scan()")
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

Queued to mtd/master.

Thanks,

Boris

> ---
> drivers/mtd/nand/raw/docg4.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mtd/nand/raw/docg4.c b/drivers/mtd/nand/raw/docg4.c
> index a3f04315c05c54e6..427fcbc1b71c0551 100644
> --- a/drivers/mtd/nand/raw/docg4.c
> +++ b/drivers/mtd/nand/raw/docg4.c
> @@ -1218,7 +1218,7 @@ static int docg4_resume(struct platform_device *pdev)
> return 0;
> }
>
> -static void __init init_mtd_structs(struct mtd_info *mtd)
> +static void init_mtd_structs(struct mtd_info *mtd)
> {
> /* initialize mtd and nand data structures */
>
> @@ -1290,7 +1290,7 @@ static void __init init_mtd_structs(struct mtd_info *mtd)
>
> }
>
> -static int __init read_id_reg(struct mtd_info *mtd)
> +static int read_id_reg(struct mtd_info *mtd)
> {
> struct nand_chip *nand = mtd_to_nand(mtd);
> struct docg4_priv *doc = nand_get_controller_data(nand);

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