lib/digsig.c: use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...))

Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Cc: James Morris <james.l.morris@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/lib/digsig.c b/lib/digsig.c
index 2f31e6a..8793aed 100644 (file)
--- a/lib/digsig.c
+++ b/lib/digsig.c
@@ -209,7 +209,7 @@ int digsig_verify(struct key *keyring, const char *sig, int siglen,
                kref = keyring_search(make_key_ref(keyring, 1UL),
                                                &key_type_user, name);
                if (IS_ERR(kref))
-                       key = ERR_PTR(PTR_ERR(kref));
+                       key = ERR_CAST(kref);
                else
                        key = key_ref_to_ptr(kref);
        } else {