Merge commit 'v2.6.26' into bkl-removal

[cascardo/linux.git] / fs / cifs / cifsfs.c

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 5df93fd..22857c6 100644 (file)
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -97,9 +97,6 @@ cifs_read_super(struct super_block *sb, void *data,
 {
        struct inode *inode;
        struct cifs_sb_info *cifs_sb;
-#ifdef CONFIG_CIFS_DFS_UPCALL
-       int len;
-#endif
        int rc = 0;
 
        /* BB should we make this contingent on mount parm? */
@@ -117,15 +114,17 @@ cifs_read_super(struct super_block *sb, void *data,
         * complex operation (mount), and in case of fail
         * just exit instead of doing mount and attempting
         * undo it if this copy fails?*/
-       len = strlen(data);
-       cifs_sb->mountdata = kzalloc(len + 1, GFP_KERNEL);
-       if (cifs_sb->mountdata == NULL) {
-               kfree(sb->s_fs_info);
-               sb->s_fs_info = NULL;
-               return -ENOMEM;
+       if (data) {
+               int len = strlen(data);
+               cifs_sb->mountdata = kzalloc(len + 1, GFP_KERNEL);
+               if (cifs_sb->mountdata == NULL) {
+                       kfree(sb->s_fs_info);
+                       sb->s_fs_info = NULL;
+                       return -ENOMEM;
+               }
+               strncpy(cifs_sb->mountdata, data, len + 1);
+               cifs_sb->mountdata[len] = '\0';
        }
-       strncpy(cifs_sb->mountdata, data, len + 1);
-       cifs_sb->mountdata[len] = '\0';
 #endif
 
        rc = cifs_mount(sb, cifs_sb, data, devname);
@@ -613,7 +612,7 @@ static loff_t cifs_llseek(struct file *file, loff_t offset, int origin)
                if (retval < 0)
                        return (loff_t)retval;
        }
-       return remote_llseek(file, offset, origin);
+       return generic_file_llseek_unlocked(file, offset, origin);
 }
 
 struct file_system_type cifs_fs_type = {