linux-kernel - [PATCH 1/2] perf tools: Fix incorrect fd error comparison

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Message-Id: <1405586590-13657-2-git-send-email-adrian.hunter@intel.com>
Date:	Thu, 17 Jul 2014 11:43:09 +0300
From:	Adrian Hunter <adrian.hunter@...el.com>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Namhyung Kim <namhyung@...il.com>,
	Paul Mackerras <paulus@...ba.org>,
	Stephane Eranian <eranian@...gle.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] perf tools: Fix incorrect fd error comparison

Zero is a valid fd.  Error comparison should check
for negative fd.

Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
---
 tools/perf/util/dso.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index fc006fe..28cf747 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -216,7 +216,7 @@ static int open_dso(struct dso *dso, struct machine *machine)
 {
 	int fd = __open_dso(dso, machine);
 
-	if (fd > 0) {
+	if (fd >= 0) {
 		dso__list_add(dso);
 		/*
 		 * Check if we crossed the allowed number
-- 
1.8.3.2

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