diff options
Diffstat (limited to 'sunrpc/xdr_mem.c')
| -rw-r--r-- | sunrpc/xdr_mem.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/sunrpc/xdr_mem.c b/sunrpc/xdr_mem.c index e3167de040..7b1261bbae 100644 --- a/sunrpc/xdr_mem.c +++ b/sunrpc/xdr_mem.c @@ -177,13 +177,15 @@ xdrmem_setpos (xdrs, pos) { caddr_t newaddr = xdrs->x_base + pos; caddr_t lastaddr = xdrs->x_private + xdrs->x_handy; + size_t handy = lastaddr - newaddr; - if ((long) newaddr > (long) lastaddr - || (UINT_MAX < LONG_MAX - && (long) UINT_MAX < (long) lastaddr - (long) newaddr)) + if (newaddr > lastaddr + || newaddr < xdrs->x_base + || handy != (u_int) handy) return FALSE; + xdrs->x_private = newaddr; - xdrs->x_handy = (long) lastaddr - (long) newaddr; + xdrs->x_handy = (u_int) handy; return TRUE; } |