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authorArtem Savkov <artem.savkov@gmail.com>2018-02-07 00:20:21 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2018-02-08 14:38:13 +0300
commitdd78c832ffaf86eb6434e56de4bc3bc31f03f771 (patch)
treed079cfacd6698789b8382005662f3456a35610d3 /drivers/crypto/sunxi-ss
parent225ece3e7dad4cfc44cca38ce7a3a80f255ea8f1 (diff)
downloadlinux-dd78c832ffaf86eb6434e56de4bc3bc31f03f771.tar.xz
crypto: sun4i_ss_prng - fix return value of sun4i_ss_prng_generate
According to crypto/rng.h generate function should return 0 on success and < 0 on error. Fixes: b8ae5c7387ad ("crypto: sun4i-ss - support the Security System PRNG") Signed-off-by: Artem Savkov <artem.savkov@gmail.com> Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/sunxi-ss')
-rw-r--r--drivers/crypto/sunxi-ss/sun4i-ss-prng.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-prng.c b/drivers/crypto/sunxi-ss/sun4i-ss-prng.c
index 0d01d1624252..5754e0b92fb0 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-prng.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-prng.c
@@ -52,5 +52,5 @@ int sun4i_ss_prng_generate(struct crypto_rng *tfm, const u8 *src,
writel(0, ss->base + SS_CTL);
spin_unlock(&ss->slock);
- return dlen;
+ return 0;
}