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-rw-r--r--src/libsystemd-network/lldp-tlv.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/libsystemd-network/lldp-tlv.c b/src/libsystemd-network/lldp-tlv.c
index 4130f1adf7..66af22e37d 100644
--- a/src/libsystemd-network/lldp-tlv.c
+++ b/src/libsystemd-network/lldp-tlv.c
@@ -240,9 +240,9 @@ int tlv_packet_read_string(tlv_packet *m, char **data, uint16_t *data_length) {
return r;
*data = (char *) val;
- *data_length = m->container->length;
+ *data_length = m->container->data + m->container->length - m->container->read_pos;
- m->container->read_pos += m->container->length;
+ m->container->read_pos += *data_length;
return 0;
}
@@ -258,9 +258,9 @@ int tlv_packet_read_bytes(tlv_packet *m, uint8_t **data, uint16_t *data_length)
return r;
*data = (uint8_t *) val;
- *data_length = m->container->length;
+ *data_length = m->container->data + m->container->length - m->container->read_pos;
- m->container->read_pos += m->container->length;
+ m->container->read_pos += *data_length;
return 0;
}
@@ -336,7 +336,7 @@ int lldp_tlv_packet_enter_container(tlv_packet *m, uint16_t type) {
m->container->read_pos = s->data;
if (!m->container->read_pos) {
- m->container = 0;
+ m->container = NULL;
return -1;
}
@@ -364,7 +364,7 @@ int lldp_tlv_packet_enter_container_oui(tlv_packet *m, const uint8_t *oui, uint8
m->container->read_pos = s->data;
if (!m->container->read_pos) {
- m->container = 0;
+ m->container = NULL;
return -1;
}