Commit-ID: 229c4eedcedcdadf70411120ba34bc37554a74bd
Gitweb: http://git.kernel.org/tip/229c4eedcedcdadf70411120ba34bc37554a74bd
Author: Mike Galbraith <efault@xxxxxx>
AuthorDate: Thu, 28 May 2009 16:28:53 +0200
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Mon, 1 Jun 2009 20:10:24 +0200
perf_counter tools: Guard against record damaging existing files
Signed-off-by: Mike Galbraith <efault@xxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
Documentation/perf_counter/builtin-record.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/Documentation/perf_counter/builtin-record.c b/Documentation/perf_counter/builtin-record.c
index 23d1224..96bfb7c 100644
--- a/Documentation/perf_counter/builtin-record.c
+++ b/Documentation/perf_counter/builtin-record.c
@@ -340,7 +340,7 @@ static int __cmd_record(int argc, const char **argv)
assert(nr_cpus <= MAX_NR_CPUS);
assert(nr_cpus >= 0);
- output = open(output_name, O_CREAT|O_RDWR, S_IRWXU);
+ output = open(output_name, O_CREAT|O_EXCL|O_RDWR, S_IRWXU);
if (output < 0) {
perror("failed to create output file");
exit(-1);
--
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