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hwrng: exynos - Signedness bug in exynos_trng_do_read()
authorDan Carpenter <dan.carpenter@oracle.com>
Wed, 10 Jan 2018 09:36:58 +0000 (12:36 +0300)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 18 Jan 2018 11:52:26 +0000 (22:52 +1100)
commita8bc71d4960391f732ec0307ebd69e4a25aaf4d3
tree448d09d0f439b62d600b5e44f2e6d283bd76bf08
parent4565da7c3995a07eea54b5e4a79d2c06209c0c85
hwrng: exynos - Signedness bug in exynos_trng_do_read()

"val" needs to be signed for the error handling to work.

Fixes: 6cd225cc5d8a ("hwrng: exynos - add Samsung Exynos True RNG driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Ɓukasz Stelmach <l.stelmach@samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/char/hw_random/exynos-trng.c