[PATCH] blktrace: handle case where output directory is not set

diff --git a/blktrace.c b/blktrace.c
index 47b4d3f4aa66f00ae9717926d438a0fe2bbb8154..ca1caac4e8ed0d5d581e73012e050cf2790773db 100644 (file)
--- a/blktrace.c
+++ b/blktrace.c
@@ -981,6 +981,8 @@ static int fill_ofname(struct device_information *dip,
 
        if (output_dir)
                len = sprintf(dst, "%s/", output_dir);
+       else
+               len = sprintf(dst, "./");
 
        if (net_mode == Net_server) {
                struct net_connection *nc = dip->nc;