Author: cperciva
Date: Sun Feb 14 13:42:16 2016
New Revision: 295609
URL: https://svnweb.freebsd.org/changeset/base/295609
Log:
Don't dereference a pointer immediately after determining that it is
equal to NULL. [1]
While I'm here, s/xb/xbd/ (the name changed a long time ago but this
instance wasn't corrected).
Reported by: PVS-Studio [1]
Modified:
head/sys/dev/xen/blkfront/blkfront.c
Modified: head/sys/dev/xen/blkfront/blkfront.c
==============================================================================
--- head/sys/dev/xen/blkfront/blkfront.c Sun Feb 14 07:20:07 2016
(r295608)
+++ head/sys/dev/xen/blkfront/blkfront.c Sun Feb 14 13:42:16 2016
(r295609)
@@ -674,7 +674,7 @@ xbd_open(struct disk *dp)
struct xbd_softc *sc = dp->d_drv1;
if (sc == NULL) {
- printf("xb%d: not found", sc->xbd_unit);
+ printf("xbd%d: not found", dp->d_unit);
return (ENXIO);
}
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