On Fri, Jan 12, 2018 at 5:30 PM, Colin King <colin.king@xxxxxxxxxxxxx> wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Currently, the return from readl_poll_timeout is being assigned to
> a u32 and this is being checked for a -ve return which is always
> false since a u32 cannot be less than zero. Fix this by changing
> val to an int so that error returns can be correctly detected.
>
> Detected by CoverityScan, CID#1463776 ("Logically dead code")
>
> Fixes: 6cd225cc5d8a ("hwrng: exynos - add Samsung Exynos True RNG driver")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/char/hw_random/exynos-trng.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
Thanks for the patch! Dan already fixed this few days before:
https://www.spinics.net/lists/linux-samsung-soc/msg61724.html
Best regards,
Krzysztof
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