# HG changeset patch
# User Timo Sirainen <tss@iki.fi>
# Date 1245192934 14400
# Node ID fd2869cf92fd3110e82b5ad189a662575e832fc8
# Parent  17e87db4e97c276886b36dce932488c377356a38
threadview: If mmap() fails, fail with an error instead of crashing.

diff -r 17e87db4e97c -r fd2869cf92fd src/util/threadview.c
--- a/src/util/threadview.c	Tue Jun 16 14:41:02 2009 -0400
+++ b/src/util/threadview.c	Tue Jun 16 18:55:34 2009 -0400
@@ -163,6 +163,8 @@
 	max_likely_index = (st.st_size / 8) * 2;
 
 	map = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
+	if (map == MAP_FAILED)
+		i_fatal("mmap() failed: %m");
 	end = CONST_PTR_OFFSET(map, st.st_size);
 	pos = dump_hdr(map);
 	uid = 0;