Date: Wed, 26 Oct 2022 03:26:05 GMT From: Ashish SHUKLA <ashish@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: c3af4c1ee879 - stable/13 - kvm_close(3): Check kd->sparse_map != NULL before munmap Message-ID: <202210260326.29Q3Q5BR056003@gitrepo.freebsd.org>
next in thread | raw e-mail | index | archive | help
The branch stable/13 has been updated by ashish (ports committer): URL: https://cgit.FreeBSD.org/src/commit/?id=c3af4c1ee8791f4e1bddd4df648c8d5cfdc62b2e commit c3af4c1ee8791f4e1bddd4df648c8d5cfdc62b2e Author: Ashish SHUKLA <ashish@FreeBSD.org> AuthorDate: 2022-08-30 08:18:51 +0000 Commit: Ashish SHUKLA <ashish@FreeBSD.org> CommitDate: 2022-10-26 03:23:24 +0000 kvm_close(3): Check kd->sparse_map != NULL before munmap PR: 266113 Reviewed by: markj (cherry picked from commit e6901a29bc4345f12e9c85426cc2be81045020a6) --- lib/libkvm/kvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/libkvm/kvm.c b/lib/libkvm/kvm.c index b98f2f25e619..4b886171a7d6 100644 --- a/lib/libkvm/kvm.c +++ b/lib/libkvm/kvm.c @@ -303,7 +303,7 @@ kvm_close(kvm_t *kd) free(kd->pt_map); if (kd->page_map != NULL) free(kd->page_map); - if (kd->sparse_map != MAP_FAILED) + if (kd->sparse_map != MAP_FAILED && kd->sparse_map != NULL) munmap(kd->sparse_map, kd->pt_sparse_size); free((void *)kd);
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?202210260326.29Q3Q5BR056003>