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perf tests: Check for mkstemp return value in dso-data test 

Adding check for mkstemp return error value in dso-data test.

Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1352508412-16914-13-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2012-11-10 01:46:52 +01:00 committed by Arnaldo Carvalho de Melo
parent c81251e808
commit f95e0818cb
1 changed files with 4 additions and 0 deletions
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4
tools/perf/tests/dso-data.c
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@ -26,6 +26,10 @@ static char *test_file(int size)
unsigned char *buf;
fd = mkstemp(templ);
if (fd < 0) {
perror("mkstemp failed");
return NULL;
}
buf = malloc(size);
if (!buf) {