Index: ossp-pkg/sio/sio_fd.c
RCS File: /v/ossp/cvs/ossp-pkg/sio/sio_fd.c,v
rcsdiff -q -kk '-r1.5' '-r1.6' -u '/v/ossp/cvs/ossp-pkg/sio/sio_fd.c,v' 2>/dev/null
--- sio_fd.c	2002/11/05 16:05:25	1.5
+++ sio_fd.c	2002/11/05 16:18:46	1.6
@@ -94,6 +94,9 @@
     size_t n;
 
     n = buf->size;
+    if (n == 0)
+        return SIO_ERR_ARG;
+
     p = realloc(buf->mem, n);
     if (p != NULL)
         buf->mem = p;