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Diffstat (limited to 'fs/cifs/cifsfs.c')
-rw-r--r--fs/cifs/cifsfs.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index b7431af..070bf1a 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -514,22 +514,30 @@ cifs_get_sb(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data, struct vfsmount *mnt)
{
int rc;
- struct super_block *sb = sget(fs_type, NULL, set_anon_super, NULL);
+ struct super_block *sb;
+
+ lock_kernel();
+
+ sb = sget(fs_type, NULL, set_anon_super, NULL);
cFYI(1, "Devname: %s flags: %d ", dev_name, flags);
- if (IS_ERR(sb))
+ if (IS_ERR(sb)) {
+ unlock_kernel();
return PTR_ERR(sb);
+ }
sb->s_flags = flags;
rc = cifs_read_super(sb, data, dev_name, flags & MS_SILENT ? 1 : 0);
if (rc) {
deactivate_locked_super(sb);
+ unlock_kernel();
return rc;
}
sb->s_flags |= MS_ACTIVE;
simple_set_mnt(mnt, sb);
+ unlock_kernel();
return 0;
}
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