[PATCH] KEYS: asymmetric: Fix build errors as symbol undefined

[Li Hua <hucool.lihua@xxxxxxxxxx>]

pkcs7_supply_detached_data is called by x509_key_parser module, but not exported:
    ERROR: modpost: "pkcs7_supply_detached_data" [crypto/asymmetric_keys/x509_key_parser.ko] undefined!

Fixes: cfc411e7fff3 ("Move certificate handling to its own directory")
Signed-off-by: Li Hua <hucool.lihua@xxxxxxxxxx>
---
 crypto/asymmetric_keys/pkcs7_verify.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c
index f6321c785714..4fa769c4bcdb 100644
--- a/crypto/asymmetric_keys/pkcs7_verify.c
+++ b/crypto/asymmetric_keys/pkcs7_verify.c
@@ -485,3 +485,4 @@ int pkcs7_supply_detached_data(struct pkcs7_message *pkcs7,
 	pkcs7->data_len = datalen;
 	return 0;
 }
+EXPORT_SYMBOL_GPL(pkcs7_supply_detached_data);
-- 
2.17.1