crypto: api - Export crypto_alg_lookup instead of __crypto_alg_lookup

Since the only user of __crypto_alg_lookup is doing exactly what
crypto_alg_lookup does, we can now the latter in lieu of the former.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

3 files changed, 6 insertions, 8 deletions

diff --git a/crypto/algapi.c b/crypto/algapi.c
index e65cb50..e9154c1 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -27,9 +27,7 @@ void crypto_larval_error(const char *name, u32 type, u32 mask)
 {
 	struct crypto_alg *alg;
 
-	down_read(&crypto_alg_sem);
-	alg = __crypto_alg_lookup(name, type, mask);
-	up_read(&crypto_alg_sem);
+	alg = crypto_alg_lookup(name, type, mask);
 
 	if (alg) {
 		if (crypto_is_larval(alg)) {
diff --git a/crypto/api.c b/crypto/api.c
index d06e332..0906ced 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -55,7 +55,8 @@ void crypto_mod_put(struct crypto_alg *alg)
 }
 EXPORT_SYMBOL_GPL(crypto_mod_put);
 
-struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type, u32 mask)
+static struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type,
+					      u32 mask)
 {
 	struct crypto_alg *q, *alg = NULL;
 	int best = -2;
@@ -92,7 +93,6 @@ struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type, u32 mask)
 
 	return alg;
 }
-EXPORT_SYMBOL_GPL(__crypto_alg_lookup);
 
 static void crypto_larval_destroy(struct crypto_alg *alg)
 {
@@ -165,8 +165,7 @@ static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg)
 	return alg;
 }
 
-static struct crypto_alg *crypto_alg_lookup(const char *name, u32 type,
-					    u32 mask)
+struct crypto_alg *crypto_alg_lookup(const char *name, u32 type, u32 mask)
 {
 	struct crypto_alg *alg;
 
@@ -176,6 +175,7 @@ static struct crypto_alg *crypto_alg_lookup(const char *name, u32 type,
 
 	return alg;
 }
+EXPORT_SYMBOL_GPL(crypto_alg_lookup);
 
 struct crypto_alg *crypto_larval_lookup(const char *name, u32 type, u32 mask)
 {
diff --git a/crypto/internal.h b/crypto/internal.h
index 683fcb2..6d8d213 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -82,7 +82,7 @@ static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg)
 }
 
 struct crypto_alg *crypto_mod_get(struct crypto_alg *alg);
-struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type, u32 mask);
+struct crypto_alg *crypto_alg_lookup(const char *name, u32 type, u32 mask);
 struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask);
 
 int crypto_init_digest_ops(struct crypto_tfm *tfm);