[PATCH next] mtd: nand: realtek-ecc: Fix a IS_ERR() vs NULL bug in probe

[Geert Uytterhoeven]

On Fri, 3 Oct 2025 at 11:30, Dan Carpenter <dan.carpenter at linaro.org> wrote:
> The dma_alloc_noncoherent() function doesn't return error pointers, it
> returns NULL on error.  Fix the error checking to match.
>
> Fixes: 3148d0e5b1c5 ("mtd: nand: realtek-ecc: Add Realtek external ECC engine support")
> Signed-off-by: Dan Carpenter <dan.carpenter at linaro.org>

Reviewed-by: Geert Uytterhoeven <geert+renesas at glider.be>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds