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Fix overflow when iterating through 0-length lists backwards

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Eric Fischer
2017-11-17 15:47:10 -08:00
parent 6fd4918c4d
commit 9a12a76855
3 changed files with 4 additions and 3 deletions
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serial.cpp
+2 -2
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@@ -515,7 +515,7 @@ int serialize_feature(struct serialization_state *sst, serial_feature &sf) {
exit(EXIT_FAILURE);
}
for (ssize_t i = sf.full_keys.size() - 1; i >= 0; i--) {
for (ssize_t i = (ssize_t) sf.full_keys.size() - 1; i >= 0; i--) {
if (sst->exclude_all) {
if (sst->include->count(sf.full_keys[i]) == 0) {
sf.full_keys.erase(sf.full_keys.begin() + i);
@@ -569,7 +569,7 @@ int serialize_feature(struct serialization_state *sst, serial_feature &sf) {
}
}
for (ssize_t i = sf.full_keys.size() - 1; i >= 0; i--) {
for (ssize_t i = (ssize_t) sf.full_keys.size() - 1; i >= 0; i--) {
if (sf.full_values[i].type == mvt_null) {
sf.full_keys.erase(sf.full_keys.begin() + i);
sf.full_values.erase(sf.full_values.begin() + i);