blktrace: fix leak of 'merge_buf'

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/blktrace.c b/blktrace.c
index 1d33c6a43f6002b4f5c0de892398a6f9b8e54351..772a0c768b0a7f58db80d4b79b31a613bfb1f31e 100644 (file)
--- a/blktrace.c
+++ b/blktrace.c
@@ -818,6 +818,7 @@ err_file:
 err_out_file:
        fflush(merge_fp);
        fclose(merge_fp);
+       free(merge_buf);
 err_param:
        free(bcs);