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[src/trunk]: src/sys/dev/eisa Delete dead null test after malloc(M_WAITOK).



details:   https://anonhg.NetBSD.org/src/rev/1d522fffc9e4
branches:  trunk
changeset: 453882:1d522fffc9e4
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Fri Aug 30 00:36:53 2019 +0000

description:
Delete dead null test after malloc(M_WAITOK).

Reported as a possible null pointer dereference by Dr Silvio Cesare
of InfoSect, but the branch is dead code anyway.

diffstat:

 sys/dev/eisa/if_fea.c |  8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)

diffs (29 lines):

diff -r 6aeb21ee575a -r 1d522fffc9e4 sys/dev/eisa/if_fea.c
--- a/sys/dev/eisa/if_fea.c     Fri Aug 30 00:33:55 2019 +0000
+++ b/sys/dev/eisa/if_fea.c     Fri Aug 30 00:36:53 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_fea.c,v 1.47 2016/07/14 10:19:06 msaitoh Exp $      */
+/*     $NetBSD: if_fea.c,v 1.48 2019/08/30 00:36:53 riastradh Exp $    */
 
 /*-
  * Copyright (c) 1995, 1996 Matt Thomas <matt%3am-software.com@localhost>
@@ -33,7 +33,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_fea.c,v 1.47 2016/07/14 10:19:06 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_fea.c,v 1.48 2019/08/30 00:36:53 riastradh Exp $");
 
 #include "opt_inet.h"
 
@@ -245,10 +245,6 @@
     int irq = ffs(ed->ioconf.irq) - 1;
 
     sc = (pdq_softc_t *) malloc(sizeof(*sc), M_DEVBUF, M_WAITOK|M_ZERO);
-    if (sc == NULL) {
-       printf("fea%d: malloc failed!\n", sc->sc_if.if_unit);
-       return -1;
-    }
     pdqs_eisa[ed->unit] = sc;
 
     sc->sc_if.if_name = "fea";



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