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-rw-r--r--fs/cifs/file.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index ff14d14903a0..cbefe1f1f9fe 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -833,6 +833,10 @@ ssize_t cifs_user_write(struct file *file, const char __user *write_data,
return -EBADF;
open_file = (struct cifsFileInfo *) file->private_data;
+ rc = generic_write_checks(file, poffset, &write_size, 0);
+ if (rc)
+ return rc;
+
xid = GetXid();
if (*poffset > file->f_path.dentry->d_inode->i_size)