diff options
| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-21 03:14:03 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-21 03:14:03 +0100 |
| commit | e219aafe50fd546b8686582ddbafd24c3c2eda04 (patch) | |
| tree | a665e08ca8d42f20ac8e5dcc8565d666cffb26bd /crypto/algif_hash.c | |
| parent | ffe12855a5f7f195589130197558e6a5c276caa4 (diff) | |
| parent | 24c96dc79c5e76d3cff7a33f955a4d3244644766 (diff) | |
Merge back earlier 'pm-domains' material for v4.5.
Diffstat (limited to 'crypto/algif_hash.c')
| -rw-r--r-- | crypto/algif_hash.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c index 1396ad0787fc..b4c24fe3dcfb 100644 --- a/crypto/algif_hash.c +++ b/crypto/algif_hash.c @@ -181,9 +181,14 @@ static int hash_accept(struct socket *sock, struct socket *newsock, int flags) struct sock *sk2; struct alg_sock *ask2; struct hash_ctx *ctx2; + bool more; int err; - err = crypto_ahash_export(req, state); + lock_sock(sk); + more = ctx->more; + err = more ? crypto_ahash_export(req, state) : 0; + release_sock(sk); + if (err) return err; @@ -194,7 +199,10 @@ static int hash_accept(struct socket *sock, struct socket *newsock, int flags) sk2 = newsock->sk; ask2 = alg_sk(sk2); ctx2 = ask2->private; - ctx2->more = 1; + ctx2->more = more; + + if (!more) + return err; err = crypto_ahash_import(&ctx2->req, state); if (err) { |