Author: kib
Date: Wed Mar 19 12:57:13 2014
New Revision: 263355
URL: http://svnweb.freebsd.org/changeset/base/263355

Log:
  MFC r263079:
  The auio structure is only initialized when the vnode is symlink,
  avoid reading from it otherwise.

Modified:
  stable/9/sys/kern/vfs_syscalls.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/kern/vfs_syscalls.c
==============================================================================
--- stable/9/sys/kern/vfs_syscalls.c    Wed Mar 19 12:55:57 2014        
(r263354)
+++ stable/9/sys/kern/vfs_syscalls.c    Wed Mar 19 12:57:13 2014        
(r263355)
@@ -2719,10 +2719,10 @@ kern_readlinkat(struct thread *td, int f
                auio.uio_td = td;
                auio.uio_resid = count;
                error = VOP_READLINK(vp, &auio, td->td_ucred);
+               td->td_retval[0] = count - auio.uio_resid;
        }
        vput(vp);
        VFS_UNLOCK_GIANT(vfslocked);
-       td->td_retval[0] = count - auio.uio_resid;
        return (error);
 }
 
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