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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
commite219aafe50fd546b8686582ddbafd24c3c2eda04 (patch)
treea665e08ca8d42f20ac8e5dcc8565d666cffb26bd /crypto/ahash.c
parentffe12855a5f7f195589130197558e6a5c276caa4 (diff)
parent24c96dc79c5e76d3cff7a33f955a4d3244644766 (diff)
Merge back earlier 'pm-domains' material for v4.5.
Diffstat (limited to 'crypto/ahash.c')
-rw-r--r--crypto/ahash.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/ahash.c b/crypto/ahash.c
index 8acb886032ae..9c1dc8d6106a 100644
--- a/crypto/ahash.c
+++ b/crypto/ahash.c
@@ -544,7 +544,8 @@ static int ahash_prepare_alg(struct ahash_alg *alg)
struct crypto_alg *base = &alg->halg.base;
if (alg->halg.digestsize > PAGE_SIZE / 8 ||
- alg->halg.statesize > PAGE_SIZE / 8)
+ alg->halg.statesize > PAGE_SIZE / 8 ||
+ alg->halg.statesize == 0)
return -EINVAL;
base->cra_type = &crypto_ahash_type;