Fwd: [PATCH] Fix CIFS compilation with CONFIG_KEYS unset

Steve French smfrench at gmail.com
Sun Oct 12 13:40:39 GMT 2008

Rafael and Guo-Fu,
The following change to address the compile error that you noted is
slightly different than what you suggested but should fix what you

diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index 2851d5d..d8fce19 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -624,10 +624,12 @@ CIFS_SessSetup(unsigned int xid, struct
cifsSesInfo *ses, int first_time,
 					 ses, nls_cp);

 	if (spnego_key) {
 	if (resp_buf_type == CIFS_SMALL_BUFFER) {
 		cFYI(1, ("ssetup freeing small buf %p", iov[0].iov_base));

---------- Forwarded message ----------
From: Rafael J. Wysocki <rjw at sisk.pl>
Date: Sun, Oct 12, 2008 at 6:15 AM
Subject: [PATCH] Fix CIFS compilation with CONFIG_KEYS unset
To: Linus Torvalds <torvalds at linux-foundation.org>
Cc: Andrew Morton <akpm at linux-foundation.org>, LKML
<linux-kernel at vger.kernel.org>, Herbert Xu
<herbert at gondor.apana.org.au>, Steve French <smfrench at gmail.com>

From: Rafael J. Wysocki <rjw at sisk.pl>

Fix CIFS compilation with CONFIG_KEYS unset

If CONFIG_KEYS is unset, fs/cifs/sess.c doesn't build due to key_revoke()
being undefined.  Fix that.

Signed-off-by: Rafael J. Wysocki <rjw at sisk.pl>
 include/linux/key.h |    1 +
 1 file changed, 1 insertion(+)

Index: linux-2.6/include/linux/key.h
--- linux-2.6.orig/include/linux/key.h
+++ linux-2.6/include/linux/key.h
@@ -300,6 +300,7 @@ extern void key_init(void);
 #define key_serial(k)                  0
 #define key_get(k)                     ({ NULL; })
 #define key_put(k)                     do { } while(0)
+#define key_revoke(k)                  do { } while(0)
 #define key_ref_put(k)                 do { } while(0)
 #define make_key_ref(k, p)                     ({ NULL; })
 #define key_ref_to_ptr(k)              ({ NULL; })



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