# HG changeset patch
# User Timo Sirainen <tss@iki.fi>
# Date 1033071728 -10800
# Node ID b3bbd1b0fbd7912b3eed709cd5466e3e42f6d064
# Parent  2b2dc11ea0f60e24f064a96bc56b64ff69eda74f
Handle mmap() failures better.

diff -r 2b2dc11ea0f6 -r b3bbd1b0fbd7 src/lib/iobuffer.c
--- a/src/lib/iobuffer.c	Thu Sep 26 20:06:57 2002 +0300
+++ b/src/lib/iobuffer.c	Thu Sep 26 23:22:08 2002 +0300
@@ -680,6 +680,9 @@
 			   buf->fd, buf->mmap_offset);
 	if (buf->buffer == MAP_FAILED) {
 		buf->buf_errno = errno;
+		buf->buffer = NULL;
+		buf->buffer_size = 0;
+		buf->skip = buf->pos;
 		i_error("io_buffer_read_mmaped(): mmap() failed: %m");
 		return -1;
 	}