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[packages] mini-snmpd: fix a segfault when passing an invalid oid to the -V option (closes: #5021), log messages to syslog

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git-svn-id: svn://svn.openwrt.org/openwrt/packages@15469 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nico 2009-04-28 15:29:14 +00:00
parent e8eac51646
commit 2cb4b98869
2 changed files with 22 additions and 1 deletions
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2
net/mini_snmpd/Makefile
View File

@ -30,7 +30,7 @@ endef
define Build/Compile
$(MAKE) -C $(PKG_BUILD_DIR) \
CC="$(TARGET_CC)" \
OFLAGS="$(TARGET_CFLAGS)" \
OFLAGS="$(TARGET_CFLAGS) -DSYSLOG" \
STRIP="/bin/true" \
INSTALL_ROOT="$(PKG_INSTALL_DIR)" \
mini_snmpd install

21
net/mini_snmpd/patches/103-mib_encode_snmp_element_oid_fix.patch Normal file
View File

@ -0,0 +1,21 @@
--- a/mib.c
+++ b/mib.c
@@ -120,6 +120,9 @@ static int encode_snmp_element_oid(value
int length;
int i;
+ if (oid_value == NULL) {
+ return -1;
+ }
buffer = value->data.buffer;
length = 1;
for (i = 2; i < oid_value->subid_list_length; i++) {
@@ -293,6 +296,8 @@ static int mib_build_entry(const oid_t *
value->data.encoded_length = 0;
value->data.buffer = malloc(value->data.max_length);
if (encode_snmp_element_oid(value, oid_aton((const char *)default_value)) == -1) {
+ lprintf(LOG_ERR, "could not create MIB entry '%s.%d.%d': invalid oid '%s'\n",
+ oid_ntoa(prefix), column, row, (char *)default_value);
return -1;
}
break;