Signed-off-by: Sascha Hauer <s.ha...@pengutronix.de>
---
crypto/rsa.c | 9 +++++++++
include/rsa.h | 4 ++++
2 files changed, 13 insertions(+)
diff --git a/crypto/rsa.c b/crypto/rsa.c
index 4e2d463b54..2eeb9984b1 100644
--- a/crypto/rsa.c
+++ b/crypto/rsa.c
@@ -446,6 +446,15 @@ void rsa_key_free(struct rsa_public_key *key)
static LIST_HEAD(rsa_keys);
+const struct rsa_public_key *rsa_key_next(const struct rsa_public_key *prev)
+{
+ prev = list_prepare_entry(prev, &rsa_keys, list);
+ list_for_each_entry_continue(prev, &rsa_keys, list)
+ return prev;
+
+ return NULL;
+}
+
const struct rsa_public_key *rsa_get_key(const char *name)
{
const struct rsa_public_key *key;
diff --git a/include/rsa.h b/include/rsa.h
index 4ef16ea5a8..650fb234f2 100644
--- a/include/rsa.h
+++ b/include/rsa.h
@@ -55,4 +55,8 @@ struct rsa_public_key *rsa_of_read_key(struct device_node
*node);
void rsa_key_free(struct rsa_public_key *key);
const struct rsa_public_key *rsa_get_key(const char *name);
+const struct rsa_public_key *rsa_key_next(const struct rsa_public_key *prev);
+
+#define for_each_rsa_key(key) \
+ for (key = rsa_key_next(NULL); key; key = rsa_key_next(key))
#endif
--
2.30.2
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