Plug potential leak of device list.

Problem found by  Michael McConville.

Tested & ok stsp@

diff --git a/sys/dev/softraid.c b/sys/dev/softraid.c
index d66adb6..679162f 100644 (file)
--- a/sys/dev/softraid.c
+++ b/sys/dev/softraid.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: softraid.c,v 1.376 2016/05/31 15:19:12 jsing Exp $ */
+/* $OpenBSD: softraid.c,v 1.377 2016/07/20 20:45:13 krw Exp $ */
 /*
  * Copyright (c) 2007, 2008, 2009 Marco Peereboom <marco@peereboom.us>
  * Copyright (c) 2008 Chris Kuethe <ckuethe@openbsd.org>
@@ -3313,7 +3313,7 @@ sr_ioctl_createraid(struct sr_softc *sc, struct bioc_createraid *bc,
        struct scsi_link        *link;
        struct device           *dev;
        char                    *uuid, devname[32];
-       dev_t                   *dt;
+       dev_t                   *dt = NULL;
        int                     i, no_chunk, rv = EINVAL, target, vol;
        int                     no_meta;
 
@@ -3586,9 +3586,13 @@ sr_ioctl_createraid(struct sr_softc *sc, struct bioc_createraid *bc,
 
        sd->sd_ready = 1;
 
+       free(dt, M_DEVBUF, bc->bc_dev_list_len);
+
        return (rv);
 
 unwind:
+       free(dt, M_DEVBUF, bc->bc_dev_list_len);
+
        sr_discipline_shutdown(sd, 0);
 
        if (rv == EAGAIN)