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authorshirishpargaonkar@gmail.com <shirishpargaonkar@gmail.com>2010-08-24 11:53:48 -0500
committerSteve French <sfrench@us.ibm.com>2010-08-24 18:12:52 +0000
commit2d20ca835867d93ead6ce61780d883a4b128106d (patch)
tree519a2bff48470a78406e55428a8410ed63c63c48 /fs/cifs/cifsglob.h
parent24e6cf92fde1f140d8eb0bf7cd24c2c78149b6b2 (diff)
downloadlinux-2d20ca835867d93ead6ce61780d883a4b128106d.tar.gz
Eliminate sparse warning - bad constant expression
Eliminiate sparse warning during usage of crypto_shash_* APIs
       error: bad constant expression

Allocate memory for shash descriptors once, so that we do not kmalloc/kfree it
for every signature generation (shash descriptor for md5 hash).

From ed7538619817777decc44b5660b52268077b74f3 Mon Sep 17 00:00:00 2001
From: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Date: Tue, 24 Aug 2010 11:47:43 -0500
Subject: [PATCH] eliminate sparse warnings during crypto_shash_* APis usage

Signed-off-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifsglob.h')
-rw-r--r--fs/cifs/cifsglob.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 49563e0c1725..c9d0cfc086eb 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -123,12 +123,19 @@ struct cifs_cred {
 	struct cifs_ace *aces;
 };
 
+struct sdesc {
+	struct shash_desc shash;
+	char ctx[];
+};
+
 struct ntlmssp_auth {
 	__u32 client_flags;
 	__u32 server_flags;
 	unsigned char ciphertext[CIFS_CPHTXT_SIZE];
 	struct crypto_shash *hmacmd5;
 	struct crypto_shash *md5;
+	struct sdesc *sdeschmacmd5;
+	struct sdesc *sdescmd5;
 };
 
 /*