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-rw-r--r--crypto/api.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/crypto/api.c b/crypto/api.c
index edaa843..2e84d4b 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -482,3 +482,17 @@ int crypto_alg_available(const char *name, u32 flags)
EXPORT_SYMBOL_GPL(crypto_alloc_tfm);
EXPORT_SYMBOL_GPL(crypto_free_tfm);
EXPORT_SYMBOL_GPL(crypto_alg_available);
+
+int crypto_has_alg(const char *name, u32 type, u32 mask)
+{
+ int ret = 0;
+ struct crypto_alg *alg = crypto_alg_mod_lookup(name, type, mask);
+
+ if (!IS_ERR(alg)) {
+ crypto_mod_put(alg);
+ ret = 1;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(crypto_has_alg);
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