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# HG changeset patch
# User Timo Sirainen <tss@iki.fi>
# Date 1366035726 -10800
# Node ID b38d5ebacf25379869b4d5119719f773a26fa077
# Parent  fc9ef7d2251aec477d73bacfec82c0f66cc813b3
lib-mail: Don't assert-crash when multipart doesn't actually have any parts.

diff -r fc9ef7d2251a -r b38d5ebacf25 src/lib-mail/message-parser.c
--- a/src/lib-mail/message-parser.c	Sun Apr 14 21:27:29 2013 +0300
+++ b/src/lib-mail/message-parser.c	Mon Apr 15 17:22:06 2013 +0300
@@ -839,7 +839,10 @@
 	}
 	i_stream_skip(ctx->input, offset - ctx->input->v_offset);
 
-	if ((ctx->part->flags & MESSAGE_PART_FLAG_MULTIPART) == 0)
+	/* multipart messages may begin with --boundary--, which makes them
+	   not have any children. */
+	if ((ctx->part->flags & MESSAGE_PART_FLAG_MULTIPART) == 0 ||
+	    ctx->part->children == NULL)
 		ctx->parse_next_block = preparsed_parse_body_more;
 	else
 		ctx->parse_next_block = preparsed_parse_prologue_more;