Date: Wed, 13 Apr 2016 21:00:00 +0000 (UTC) From: Ed Maste <emaste@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r297940 - head/sys/arm64/arm64 Message-ID: <201604132100.u3DL003Q091063@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: emaste Date: Wed Apr 13 21:00:00 2016 New Revision: 297940 URL: https://svnweb.freebsd.org/changeset/base/297940 Log: arm64: Avoid null dereference in its_init_cpu its_init_cpu() is called from gic_v3_init_secondary(), and its_sc will be NULL if its did not attach. Sponsored by: The FreeBSD Foundation Modified: head/sys/arm64/arm64/gic_v3_its.c Modified: head/sys/arm64/arm64/gic_v3_its.c ============================================================================== --- head/sys/arm64/arm64/gic_v3_its.c Wed Apr 13 20:55:05 2016 (r297939) +++ head/sys/arm64/arm64/gic_v3_its.c Wed Apr 13 21:00:00 2016 (r297940) @@ -565,7 +565,7 @@ its_init_cpu(struct gic_v3_its_softc *sc * this function was called during GICv3 secondary initialization. */ if (sc == NULL) { - if (device_is_attached(its_sc->dev)) { + if (its_sc != NULL && device_is_attached(its_sc->dev)) { /* * XXX ARM64TODO: This is part of the workaround that * saves ITS software context for further use in
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201604132100.u3DL003Q091063>