From: Denis Efremov <efremov@linux.com>
Date: Tue, 19 Jun 2018 20:23:57 +0000 (+0300)
Subject: crypto: skcipher - remove the exporting of skcipher_walk_next
X-Git-Tag: v4.19-rc1~139^2~101
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=e4e4730698c9138f09ed73dadd1f35d4bb95ada5;p=uclinux-h8%2Flinux.git

crypto: skcipher - remove the exporting of skcipher_walk_next

The function skcipher_walk_next declared as static and marked as
EXPORT_SYMBOL_GPL. It's a bit confusing for internal function to be
exported. The area of visibility for such function is its .c file
and all other modules. Other *.c files of the same module can't use it,
despite all other modules can. Relying on the fact that this is the
internal function and it's not a crucial part of the API, the patch
just removes the EXPORT_SYMBOL_GPL marking of skcipher_walk_next.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Denis Efremov <efremov@linux.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/crypto/skcipher.c b/crypto/skcipher.c
index 0fe2a2923ad0..7d6a49fe3047 100644
--- a/crypto/skcipher.c
+++ b/crypto/skcipher.c
@@ -387,7 +387,6 @@ set_phys_lowmem:
 	}
 	return err;
 }
-EXPORT_SYMBOL_GPL(skcipher_walk_next);
 
 static int skcipher_copy_iv(struct skcipher_walk *walk)
 {