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authorJeff Layton <jlayton@redhat.com>2010-02-05 13:30:36 -0500
committerSteve French <sfrench@us.ibm.com>2010-02-08 17:52:34 +0000
commit05507fa2ac8d5e503bcf33ee43329449027d9060 (patch)
tree67c0ca8e766d07c5ef4d7a40515d4bf494560b25 /fs/cifs/readdir.c
parentccd4bb1beb3316de4611de24d223ad761b5a7e95 (diff)
downloadlinux-05507fa2ac8d5e503bcf33ee43329449027d9060.tar.gz
cifs: fix dentry hash calculation for case-insensitive mounts
case-insensitive mounts shouldn't use full_name_hash(). Make sure we
use the parent dentry's d_hash routine when one is set.

Reported-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/readdir.c')
-rw-r--r--fs/cifs/readdir.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index f5618f8cc462..c343b14ba2d3 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -77,6 +77,11 @@ cifs_readdir_lookup(struct dentry *parent, struct qstr *name,
 
 	cFYI(1, ("For %s", name->name));
 
+	if (parent->d_op && parent->d_op->d_hash)
+		parent->d_op->d_hash(parent, name);
+	else
+		name->hash = full_name_hash(name->name, name->len);
+
 	dentry = d_lookup(parent, name);
 	if (dentry) {
 		/* FIXME: check for inode number changes? */
@@ -671,8 +676,6 @@ static int cifs_get_name_from_search_buf(struct qstr *pqst,
 		pqst->name = filename;
 		pqst->len = len;
 	}
-	pqst->hash = full_name_hash(pqst->name, pqst->len);
-/*	cFYI(1, ("filldir on %s",pqst->name));  */
 	return rc;
 }