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Diff for /src/sys/miscfs/kernfs/kernfs_vnops.c between version 1.111 and 1.112

version 1.111, 2005/08/31 09:54:54 version 1.112, 2005/09/01 06:25:26
Line 427  kernfs_xread(kfs, off, bufp, len, wrlen)
Line 427  kernfs_xread(kfs, off, bufp, len, wrlen)
                  * message buffer header are corrupted, but that'll cause                   * message buffer header are corrupted, but that'll cause
                  * the system to die anyway.                   * the system to die anyway.
                  */                   */
                 if (off < 0) {  
                         *wrlen = 0;  
                         return EINVAL;  
                 }  
                 if (off >= msgbufp->msg_bufs) {                  if (off >= msgbufp->msg_bufs) {
                         *wrlen = 0;                          *wrlen = 0;
                         return (0);                          return (0);
Line 943  kernfs_read(v)
Line 939  kernfs_read(v)
         if (ap->a_vp->v_type == VDIR)          if (ap->a_vp->v_type == VDIR)
                 return (EOPNOTSUPP);                  return (EOPNOTSUPP);
   
           /* Don't allow negative offsets */
           if (uio->uio_offset < 0)
                   return EINVAL;
   
         off = uio->uio_offset;          off = uio->uio_offset;
         bf = strbuf;          bf = strbuf;
         if ((error = kernfs_xread(kfs, off, &bf, sizeof(strbuf), &len)) == 0)          if ((error = kernfs_xread(kfs, off, &bf, sizeof(strbuf), &len)) == 0)
Legend:
Removed from v.1.111  
changed lines
  Added in v.1.112
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