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Diffstat (limited to 'fs/cifs/dir.c')
-rw-r--r--fs/cifs/dir.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index fed55e3c53d..1d0ca3eaaca 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -48,13 +48,14 @@ build_path_from_dentry(struct dentry *direntry)
struct dentry *temp;
int namelen = 0;
char *full_path;
- char dirsep = CIFS_DIR_SEP(CIFS_SB(direntry->d_sb));
+ char dirsep;
if(direntry == NULL)
return NULL; /* not much we can do if dentry is freed and
we need to reopen the file after it was closed implicitly
when the server crashed */
+ dirsep = CIFS_DIR_SEP(CIFS_SB(direntry->d_sb));
cifs_bp_rename_retry:
for (temp = direntry; !IS_ROOT(temp);) {
namelen += (1 + temp->d_name.len);
@@ -138,9 +139,9 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
cifs_sb = CIFS_SB(inode->i_sb);
pTcon = cifs_sb->tcon;
- down(&direntry->d_sb->s_vfs_rename_sem);
+ mutex_lock(&direntry->d_sb->s_vfs_rename_mutex);
full_path = build_path_from_dentry(direntry);
- up(&direntry->d_sb->s_vfs_rename_sem);
+ mutex_unlock(&direntry->d_sb->s_vfs_rename_mutex);
if(full_path == NULL) {
FreeXid(xid);
return -ENOMEM;
@@ -255,12 +256,10 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
CIFSSMBClose(xid, pTcon, fileHandle);
} else if(newinode) {
pCifsFile =
- kmalloc(sizeof (struct cifsFileInfo), GFP_KERNEL);
+ kzalloc(sizeof (struct cifsFileInfo), GFP_KERNEL);
if(pCifsFile == NULL)
goto cifs_create_out;
- memset((char *)pCifsFile, 0,
- sizeof (struct cifsFileInfo));
pCifsFile->netfid = fileHandle;
pCifsFile->pid = current->tgid;
pCifsFile->pInode = newinode;
@@ -317,9 +316,9 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode,
cifs_sb = CIFS_SB(inode->i_sb);
pTcon = cifs_sb->tcon;
- down(&direntry->d_sb->s_vfs_rename_sem);
+ mutex_lock(&direntry->d_sb->s_vfs_rename_mutex);
full_path = build_path_from_dentry(direntry);
- up(&direntry->d_sb->s_vfs_rename_sem);
+ mutex_unlock(&direntry->d_sb->s_vfs_rename_mutex);
if(full_path == NULL)
rc = -ENOMEM;
else if (pTcon->ses->capabilities & CAP_UNIX) {