crypto: sun4i_ss_prng - convert lock to _bh in sun4i_ss_prng_generate
authorArtem Savkov <artem.savkov@gmail.com>
Tue, 6 Feb 2018 21:20:22 +0000 (22:20 +0100)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 8 Feb 2018 11:38:14 +0000 (22:38 +1100)
commit2e7d1d61ea6c0f1c4da5eb82cafac750d55637a7
treeea4c8d58c13dd00bf49d573749869c06d4549016
parentdd78c832ffaf86eb6434e56de4bc3bc31f03f771
crypto: sun4i_ss_prng - convert lock to _bh in sun4i_ss_prng_generate

Lockdep detects a possible deadlock in sun4i_ss_prng_generate() and
throws an "inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage" warning.
Disabling softirqs to fix this.

Fixes: b8ae5c7387ad ("crypto: sun4i-ss - support the Security System PRNG")
Signed-off-by: Artem Savkov <artem.savkov@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/sunxi-ss/sun4i-ss-prng.c