From da7798a7b6714cf35ea6084ad6b1fe0497566cf2 Mon Sep 17 00:00:00 2001
From: Loganaden Velvindron <logan@hackers.mu>
Date: Thu, 8 Jun 2017 14:50:04 +0100
Subject: [PATCH] crypto : asymmetric_keys : verify_pefile:zero memory content
before freeing
Signed-off-by: Loganaden Velvindron <logan@hackers.mu>
Signed-off-by: Yasir Auleear <yasirmx@hackers.mu>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: James Morris <james.l.morris@oracle.com>
---
crypto/asymmetric_keys/verify_pefile.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/crypto/asymmetric_keys/verify_pefile.c b/crypto/asymmetric_keys/verify_pefile.c
index 672a94c2c3ff..d178650fd524 100644
--- a/crypto/asymmetric_keys/verify_pefile.c
+++ b/crypto/asymmetric_keys/verify_pefile.c
@@ -381,7 +381,7 @@ static int pefile_digest_pe(const void *pebuf, unsigned int pelen,
}
error:
- kfree(desc);
+ kzfree(desc);
error_no_desc:
crypto_free_shash(tfm);
kleave(" = %d", ret);
@@ -450,6 +450,6 @@ int verify_pefile_signature(const void *pebuf, unsigned pelen,
ret = pefile_digest_pe(pebuf, pelen, &ctx);
error:
- kfree(ctx.digest);
+ kzfree(ctx.digest);
return ret;
}