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mirror of https://gitlab.gnome.org/GNOME/libxml2.git synced 2025-01-26 10:03:34 +03:00

string: Report malloc failures in xmlStrncat

Don't ignore malloc failures silently.
This commit is contained in:
Nick Wellnhofer 2023-12-10 15:21:49 +01:00
parent c37a9051b0
commit 2e5d273beb

View File

@ -461,7 +461,8 @@ xmlStrncat(xmlChar *cur, const xmlChar *add, int len) {
return(NULL);
ret = (xmlChar *) xmlRealloc(cur, (size_t) size + len + 1);
if (ret == NULL) {
return(cur);
xmlFree(cur);
return(NULL);
}
memcpy(&ret[size], add, len);
ret[size + len] = 0;
@ -499,9 +500,8 @@ xmlStrncatNew(const xmlChar *str1, const xmlChar *str2, int len) {
if ((size < 0) || (size > INT_MAX - len))
return(NULL);
ret = (xmlChar *) xmlMalloc((size_t) size + len + 1);
if (ret == NULL) {
return(xmlStrndup(str1, size));
}
if (ret == NULL)
return(NULL);
memcpy(ret, str1, size);
memcpy(&ret[size], str2, len);
ret[size + len] = 0;