diff options
Diffstat (limited to 'src/interface/pxe/pxe_preboot.c')
| -rw-r--r-- | src/interface/pxe/pxe_preboot.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/src/interface/pxe/pxe_preboot.c b/src/interface/pxe/pxe_preboot.c index 5e6a6703..63451497 100644 --- a/src/interface/pxe/pxe_preboot.c +++ b/src/interface/pxe/pxe_preboot.c @@ -168,15 +168,14 @@ PXENV_EXIT_t pxenv_get_cached_info ( struct s_PXENV_GET_CACHED_INFO get_cached_info->BufferLimit ); } else { /* Copy packet to client buffer */ - if ( len < sizeof ( cached_info[idx] ) ) { - DBG ( " buffer too short" ); - goto err; - } + if ( len > sizeof ( cached_info[idx] ) ) + len = sizeof ( cached_info[idx] ); + if ( len < sizeof ( cached_info[idx] ) ) + DBG ( " buffer may be too short" ); buffer = real_to_user ( get_cached_info->Buffer.segment, get_cached_info->Buffer.offset ); - copy_to_user ( buffer, 0, &cached_info[idx], - sizeof ( cached_info[idx] ) ); - get_cached_info->BufferSize = sizeof ( cached_info[idx] ); + copy_to_user ( buffer, 0, &cached_info[idx], len ); + get_cached_info->BufferSize = len; } get_cached_info->Status = PXENV_STATUS_SUCCESS; |