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authorJeff Layton <jlayton@redhat.com>2010-09-29 19:51:11 -0400
committerSteve French <sfrench@us.ibm.com>2010-10-06 16:12:49 +0000
commit13cfb7334eb6fd0fc06da5589aea1e947791f1d6 (patch)
tree56d884f6a5dbcf8b259247fdad55c9158bd4d865 /fs/cifs/cifsfs.c
parent7ffec372458d163492e56e663a1b3a2d7be0a0a2 (diff)
cifs: have cifsFileInfo hold a reference to a tlink rather than tcon pointer
cifsFileInfo needs a pointer to a tcon, but it doesn't currently hold a reference to it. Change it to keep a pointer to a tcon_link instead and hold a reference to it. That will keep the tcon from being freed until the file is closed. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifsfs.c')
-rw-r--r--fs/cifs/cifsfs.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 898d2a5cfad..b2fd075dc2e 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -595,7 +595,8 @@ static int cifs_setlease(struct file *file, long arg, struct file_lock **lease)
((arg == F_WRLCK) &&
(CIFS_I(inode)->clientCanCacheAll)))
return generic_setlease(file, arg, lease);
- else if (cfile->tcon->local_lease && !CIFS_I(inode)->clientCanCacheRead)
+ else if (tlink_tcon(cfile->tlink)->local_lease &&
+ !CIFS_I(inode)->clientCanCacheRead)
/* If the server claims to support oplock on this
file, then we still need to check oplock even
if the local_lease mount option is set, but there