From: Lukas Nykryn <lnykryn@redhat.com>
Date: Wed, 9 Jan 2013 16:10:57 +0000 (+0100)
Subject: bootchart: check return of fopen before setvbuf in log.c
X-Git-Tag: v198~591
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=0908dd2fd5536cf15d75780980ac2eca37ff800f;ds=sidebyside

bootchart: check return of fopen before setvbuf in log.c
---

diff --git a/src/bootchart/log.c b/src/bootchart/log.c
index 89c7b3523..6c4091397 100644
--- a/src/bootchart/log.c
+++ b/src/bootchart/log.c
@@ -364,9 +364,9 @@ schedstat_next:
 		if (!ps->smaps) {
 			sprintf(filename, "/proc/%d/smaps", pid);
 			ps->smaps = fopen(filename, "r");
-			setvbuf(ps->smaps, smaps_buf, _IOFBF, sizeof(smaps_buf));
 			if (!ps->smaps)
 				continue;
+			setvbuf(ps->smaps, smaps_buf, _IOFBF, sizeof(smaps_buf));
 		} else {
 			rewind(ps->smaps);
 		}