crypto: shash - Propagate reinit return value

This patch fixes crypto_shash_import to propagate the value returned
by reinit.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/shash.c

@@ -180,7 +180,7 @@ int crypto_shash_import(struct shash_desc *desc, const u8 *in)
 	memcpy(shash_desc_ctx(desc), in, crypto_shash_descsize(tfm));
 
 	if (alg->reinit)
-		alg->reinit(desc);
+		return alg->reinit(desc);
 
 	return 0;
 }