diff options
| -rw-r--r-- | sbin/savecore/savecore.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/sbin/savecore/savecore.c b/sbin/savecore/savecore.c index deca460a821..f5f9fa1ce1b 100644 --- a/sbin/savecore/savecore.c +++ b/sbin/savecore/savecore.c @@ -1,4 +1,4 @@ -/* $OpenBSD: savecore.c,v 1.9 1998/03/25 23:38:52 deraadt Exp $ */ +/* $OpenBSD: savecore.c,v 1.10 1998/06/29 22:43:58 deraadt Exp $ */ /* $NetBSD: savecore.c,v 1.26 1996/03/18 21:16:05 leo Exp $ */ /*- @@ -251,8 +251,11 @@ kmem_setup() KREAD(kd_kern, current_nl[X_DUMPMAG].n_value, &dumpmag); if (kernel == NULL) { - (void)kvm_read(kd_kern, current_nl[X_VERSION].n_value, - vers, sizeof(vers)); + if (kvm_read(kd_kern, current_nl[X_VERSION].n_value, + vers, sizeof(vers)) == -1) { + syslog(LOG_ERR, "%s: kvm_read: version misread", dump_sys); + exit(1); + } vers[sizeof(vers) - 1] = '\0'; } @@ -294,8 +297,11 @@ check_kmem() register int panicloc; char core_vers[1024]; - (void)kvm_read(kd_dump, dump_nl[X_VERSION].n_value, core_vers, - sizeof(core_vers)); + if (kvm_read(kd_dump, dump_nl[X_VERSION].n_value, core_vers, + sizeof(core_vers) != sizeof(core_vers)) + syslog(LOG_ERR, "%s: kvm_read: version misread", dump_sys); + exit(1); + } core_vers[sizeof(core_vers) - 1] = '\0'; if (strcmp(vers, core_vers) && kernel == 0) |