extcap: small fix.

Change-Id: I043bef4eb1f1fe74f277bcdb3d7a3d1c8d2ec1a9
Reviewed-on: https://code.wireshark.org/review/30485
Reviewed-by: Dario Lombardo <lomato@gmail.com>
Petri-Dish: Dario Lombardo <lomato@gmail.com>
Tested-by: Petri Dish Buildbot
Reviewed-by: Roland Knall <rknall@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/extcap.c b/extcap.c
index 0132f01172..b8a1fd7d2a 100644
--- a/extcap.c
+++ b/extcap.c
@@ -1137,7 +1137,7 @@ void extcap_if_cleanup(capture_options *capture_opts, gchar **errormsg)
                 ws_read_string_from_pipe(ws_get_pipe_handle(pipedata->stderr_fd), buffer, STDERR_BUFFER_SIZE + 1);
                 if (strlen(buffer) > 0)
                 {
-                    pipedata->stderr_msg = g_strdup_printf("%s", buffer);
+                    pipedata->stderr_msg = g_strdup(buffer);
                     pipedata->exitcode = 1;
                 }
                 g_free(buffer);