X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=crypto%2Fshash.c;h=d5a2b619c55f79e3b7cbff1f1d06d3048364b49c;hb=10e70afa75c90702b2326abaaa757d6b7835636f;hp=c9df367332ffd1f122b1d675bcb434b936848bc4;hpb=5fec8bdbf9a1c4df4ad3f20e52aa2d8caed490c8;p=pandora-kernel.git

diff --git a/crypto/shash.c b/crypto/shash.c
index c9df367332ff..d5a2b619c55f 100644
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -388,10 +388,15 @@ static int crypto_init_shash_ops_compat(struct crypto_tfm *tfm)
 	struct shash_desc *desc = crypto_tfm_ctx(tfm);
 	struct crypto_shash *shash;
 
+	if (!crypto_mod_get(calg))
+		return -EAGAIN;
+
 	shash = __crypto_shash_cast(crypto_create_tfm(
 		calg, &crypto_shash_type));
-	if (IS_ERR(shash))
+	if (IS_ERR(shash)) {
+		crypto_mod_put(calg);
 		return PTR_ERR(shash);
+	}
 
 	desc->tfm = shash;
 	tfm->exit = crypto_exit_shash_ops_compat;