1 files changed, 7 insertions, 18 deletions

diff --git a/fs/ncpfs/file.c b/fs/ncpfs/file.c
index 3639cc5cbdae..6c754f70c529 100644
--- a/fs/ncpfs/file.c
+++ b/fs/ncpfs/file.c
@@ -113,9 +113,6 @@ ncp_file_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
         DPRINTK("ncp_file_read: enter %s/%s\n",
                 dentry->d_parent->d_name.name, dentry->d_name.name);
 
-        if (!ncp_conn_valid(NCP_SERVER(inode)))
-                return -EIO;
-
         pos = *ppos;
 
         if ((ssize_t) count < 0) {
@@ -192,13 +189,11 @@ ncp_file_write(struct file *file, const char __user *buf, size_t count, loff_t *
 
         DPRINTK("ncp_file_write: enter %s/%s\n",
                 dentry->d_parent->d_name.name, dentry->d_name.name);
-        if (!ncp_conn_valid(NCP_SERVER(inode)))
-                return -EIO;
         if ((ssize_t) count < 0)
                 return -EINVAL;
         pos = *ppos;
         if (file->f_flags & O_APPEND) {
-                pos = inode->i_size;
+                pos = i_size_read(inode);
         }
 
         if (pos + count > MAX_NON_LFS && !(file->f_flags&O_LARGEFILE)) {
@@ -264,8 +259,11 @@ ncp_file_write(struct file *file, const char __user *buf, size_t count, loff_t *
 
         *ppos = pos;
 
-        if (pos > inode->i_size) {
-                inode->i_size = pos;
+        if (pos > i_size_read(inode)) {
+                mutex_lock(&inode->i_mutex);
+                if (pos > i_size_read(inode))
+                        i_size_write(inode, pos);
+                mutex_unlock(&inode->i_mutex);
         }
         DPRINTK("ncp_file_write: exit %s/%s\n",
                 dentry->d_parent->d_name.name, dentry->d_name.name);
@@ -281,18 +279,9 @@ static int ncp_release(struct inode *inode, struct file *file) {
         return 0;
 }
 
-static loff_t ncp_remote_llseek(struct file *file, loff_t offset, int origin)
-{
-        loff_t ret;
-        lock_kernel();
-        ret = generic_file_llseek_unlocked(file, offset, origin);
-        unlock_kernel();
-        return ret;
-}
-
 const struct file_operations ncp_file_operations =
 {
-        .llseek         = ncp_remote_llseek,
+        .llseek         = generic_file_llseek,
         .read           = ncp_file_read,
         .write          = ncp_file_write,
         .unlocked_ioctl = ncp_ioctl,