[PATCH v4 12/16] crypto: public-keys: use array of public_keys

[Sascha Hauer]

Instead of collecting the public keys directly in a section, we used to
collect pointers to the public keys. This indirection is unnecessary,
so drop it and put the keys directly into a section.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
Reviewed-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 crypto/public-keys.c | 10 +++++-----
 scripts/keytoc.c     | 12 ++++--------
 2 files changed, 9 insertions(+), 13 deletions(-)

diff --git a/crypto/public-keys.c b/crypto/public-keys.c
index 36c308908d..dc51ef18f8 100644
--- a/crypto/public-keys.c
+++ b/crypto/public-keys.c
@@ -73,15 +73,15 @@ int public_key_verify(const struct public_key *key, const uint8_t *sig,
 	return -ENOKEY;
 }
 
-extern const struct public_key * const __public_keys_start;
-extern const struct public_key * const __public_keys_end;
+extern const struct public_key __public_keys_start[];
+extern const struct public_key __public_keys_end[];
 
 static int init_public_keys(void)
 {
-	const struct public_key * const *iter;
+	const struct public_key *iter;
 
-	for (iter = &__public_keys_start; iter != &__public_keys_end; iter++) {
-		struct public_key *key = public_key_dup(*iter);
+	for (iter = __public_keys_start; iter != __public_keys_end; iter++) {
+		struct public_key *key = public_key_dup(iter);
 
 		if (!key)
 			continue;
diff --git a/scripts/keytoc.c b/scripts/keytoc.c
index 8b29118c95..bdda059759 100644
--- a/scripts/keytoc.c
+++ b/scripts/keytoc.c
@@ -489,13 +489,11 @@ static int gen_key_ecdsa(EVP_PKEY *key, const char *key_name, const char *key_na
 		fprintf(outfilep, "\t.y = %s_y,\n", key_name_c);
 		fprintf(outfilep, "};\n");
 		if (!standalone) {
-			fprintf(outfilep, "\nstatic struct public_key %s_public_key = {\n", key_name_c);
+			fprintf(outfilep, "\nstruct public_key __attribute__((section(\".public_keys.rodata.%s\"))) %s_public_key = {\n", key_name_c, key_name_c);
 			fprintf(outfilep, "\t.type = PUBLIC_KEY_TYPE_ECDSA,\n");
 			fprintf(outfilep, "\t.key_name_hint = \"%s\",\n", key_name);
 			fprintf(outfilep, "\t.ecdsa = &%s,\n", key_name_c);
-			fprintf(outfilep, "};");
-			fprintf(outfilep, "\nstruct public_key *%s_ecdsa_p __attribute__((section(\".public_keys.rodata.%s\"))) = &%s_public_key;\n",
-				key_name_c, key_name_c, key_name_c);
+			fprintf(outfilep, "};\n");
 		}
 	}
 
@@ -555,13 +553,11 @@ static int gen_key_rsa(EVP_PKEY *key, const char *key_name, const char *key_name
 		fprintf(outfilep, "};\n");
 
 		if (!standalone) {
-			fprintf(outfilep, "\nstatic struct public_key %s_public_key = {\n", key_name_c);
+			fprintf(outfilep, "\nstruct public_key __attribute__((section(\".public_keys.rodata.%s\"))) %s_public_key = {\n", key_name_c, key_name_c);
 			fprintf(outfilep, "\t.type = PUBLIC_KEY_TYPE_RSA,\n");
 			fprintf(outfilep, "\t.key_name_hint = \"%s\",\n", key_name);
 			fprintf(outfilep, "\t.rsa = &%s,\n", key_name_c);
-			fprintf(outfilep, "};");
-			fprintf(outfilep, "\nstruct public_key *%sp __attribute__((section(\".public_keys.rodata.%s\"))) = &%s_public_key;\n",
-				key_name_c, key_name_c, key_name_c);
+			fprintf(outfilep, "};\n");
 		}
 	}
 
-- 
2.39.2