perf tools: Eliminate some more die() uses in library functions

This time in perf_header__adds_write, propagating the do_write
error returns.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1258649757-17554-2-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 5 insertions, 2 deletions

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index c97cb2ca8fa4..87f98fdb0513 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -474,8 +474,11 @@ static int __cmd_record(int argc, const char **argv)
                 }
         }
 
-        if (file_new)
-                perf_header__write(header, output, false);
+        if (file_new) {
+                err = perf_header__write(header, output, false);
+                if (err < 0)
+                        return err;
+        }
 
         if (!system_wide)
                 event__synthesize_thread(pid, process_synthesized_event);