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Merge pull request #781 from dddaniel/master

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Fix memory leak with emtpy strings in json_object_set_string
This commit is contained in:
Eric Hawicz
2022-07-24 14:15:42 -04:00
committed by GitHub
parent d28ac67dde 213bb5caa1
commit 2a2d861bc0
1 changed files with 10 additions and 3 deletions
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13
json_object.c
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@@ -1323,11 +1323,18 @@ static int _json_object_set_string_len(json_object *jso, const char *s, size_t l
// length as int, cap length at INT_MAX. // length as int, cap length at INT_MAX.
return 0; return 0;
dstbuf = get_string_component_mutable(jso);
curlen = JC_STRING(jso)->len; curlen = JC_STRING(jso)->len;
if (curlen < 0) if (curlen < 0) {
curlen = -curlen; if (len == 0) {
free(JC_STRING(jso)->c_string.pdata);
JC_STRING(jso)->len = curlen = 0;
} else {
curlen = -curlen;
}
}
newlen = len; newlen = len;
dstbuf = get_string_component_mutable(jso);
if ((ssize_t)len > curlen) if ((ssize_t)len > curlen)
{ {