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Coverity CID 2763: Add more checks for value==NULL.

This commit is contained in:
christos 2006-03-26 23:12:48 +00:00
parent 48ce3c5d75
commit fbe98ede0f
1 changed files with 15 additions and 3 deletions
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18
sbin/sysctl/sysctl.c
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@ -1,4 +1,4 @@
/* $NetBSD: sysctl.c,v 1.113 2006/03/26 23:10:26 christos Exp $ */
/* $NetBSD: sysctl.c,v 1.114 2006/03/26 23:12:48 christos Exp $ */
/*-
* Copyright (c) 2003 The NetBSD Foundation, Inc.
@ -72,7 +72,7 @@ __COPYRIGHT(
#if 0
static char sccsid[] = "@(#)sysctl.c 8.1 (Berkeley) 6/6/93";
#else
__RCSID("$NetBSD: sysctl.c,v 1.113 2006/03/26 23:10:26 christos Exp $");
__RCSID("$NetBSD: sysctl.c,v 1.114 2006/03/26 23:12:48 christos Exp $");
#endif
#endif /* not lint */
@ -1015,11 +1015,11 @@ parse_create(char *l)
method == CTL_CREATE ? "addr" : "symbol");
EXIT(1);
}
errno = 0;
if (value == NULL) {
sysctlperror("%s: missing value\n", nname);
EXIT(1);
}
errno = 0;
addr = (void*)strtoul(value, &t, 0);
if (t == value || *t != '\0' || errno != 0) {
sysctlperror(
@ -1041,6 +1041,10 @@ parse_create(char *l)
method = CTL_CREATESYM;
}
else if (strcmp(key, "type") == 0) {
if (value == NULL) {
sysctlperror("%s: missing value\n", nname);
EXIT(1);
}
if (strcmp(value, "node") == 0)
type = CTLTYPE_NODE;
else if (strcmp(value, "int") == 0) {
@ -1078,6 +1082,10 @@ parse_create(char *l)
}
}
else if (strcmp(key, "n") == 0) {
if (value == NULL) {
sysctlperror("%s: missing value\n", nname);
EXIT(1);
}
errno = 0;
q = strtoll(value, &t, 0);
if (t == value || *t != '\0' || errno != 0 ||
@ -1090,6 +1098,10 @@ parse_create(char *l)
node.sysctl_num = (int)q;
}
else if (strcmp(key, "flags") == 0) {
if (value == NULL) {
sysctlperror("%s: missing value\n", nname);
EXIT(1);
}
t = value;
while (*t != '\0') {
switch (*t) {