[PATCH] blkparse: can't return on-stack variables

Just make it static, access is serialized to it.

diff --git a/blkparse.c b/blkparse.c
index 3ebbcdb7f34788c5296ccd530786aaacfc31a73d..b5da1d105f69ac207c63f51712a6fdfe7627b0a9 100644 (file)
--- a/blkparse.c
+++ b/blkparse.c
@@ -918,7 +918,7 @@ static char *fmt_select(int fmt_spec, struct blk_io_trace *t,
                        unsigned long long elapsed)
 {
        char *fmt;
-       char scratch_format[1024];
+       static char scratch_format[1024];
 
        if (override_format[fmt_spec] != NULL)
                return override_format[fmt_spec];