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authorChristoph Hellwig <hch@lst.de>2007-04-02 18:47:20 +0000
committerSteve French <sfrench@us.ibm.com>2007-04-02 18:47:20 +0000
commitc33f8d32746db12ba353b0a05b25f7893a0ac344 (patch)
tree874d9ae5afa5c1d1688105974b7ef8e8c3335302 /fs/cifs/file.c
parent2e175a90047a2dbc76fde169c990164895b25dfc (diff)
[CIFS] Remove unnecessary checks
file->f_path.dentry or file->f_path.dentry.d_inode can't be NULL since at least ten years, similar for all but very few arguments passed in from the VFS. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/file.c')
-rw-r--r--fs/cifs/file.c29
1 files changed, 2 insertions, 27 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 2d3275bedb5..914b449f202 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -792,12 +792,7 @@ ssize_t cifs_user_write(struct file *file, const char __user *write_data,
int xid, long_op;
struct cifsFileInfo *open_file;
- if (file->f_path.dentry == NULL)
- return -EBADF;
-
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
- if (cifs_sb == NULL)
- return -EBADF;
pTcon = cifs_sb->tcon;
@@ -807,14 +802,9 @@ ssize_t cifs_user_write(struct file *file, const char __user *write_data,
if (file->private_data == NULL)
return -EBADF;
- else
- open_file = (struct cifsFileInfo *) file->private_data;
+ open_file = (struct cifsFileInfo *) file->private_data;
xid = GetXid();
- if (file->f_path.dentry->d_inode == NULL) {
- FreeXid(xid);
- return -EBADF;
- }
if (*poffset > file->f_path.dentry->d_inode->i_size)
long_op = 2; /* writes past end of file can take a long time */
@@ -908,12 +898,7 @@ static ssize_t cifs_write(struct file *file, const char *write_data,
int xid, long_op;
struct cifsFileInfo *open_file;
- if (file->f_path.dentry == NULL)
- return -EBADF;
-
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
- if (cifs_sb == NULL)
- return -EBADF;
pTcon = cifs_sb->tcon;
@@ -922,14 +907,9 @@ static ssize_t cifs_write(struct file *file, const char *write_data,
if (file->private_data == NULL)
return -EBADF;
- else
- open_file = (struct cifsFileInfo *)file->private_data;
+ open_file = (struct cifsFileInfo *)file->private_data;
xid = GetXid();
- if (file->f_path.dentry->d_inode == NULL) {
- FreeXid(xid);
- return -EBADF;
- }
if (*poffset > file->f_path.dentry->d_inode->i_size)
long_op = 2; /* writes past end of file can take a long time */
@@ -957,11 +937,6 @@ static ssize_t cifs_write(struct file *file, const char *write_data,
return -EBADF;
}
if (open_file->invalidHandle) {
- if ((file->f_path.dentry == NULL) ||
- (file->f_path.dentry->d_inode == NULL)) {
- FreeXid(xid);
- return total_written;
- }
/* we could deadlock if we called
filemap_fdatawait from here so tell
reopen_file not to flush data to