EPICS_driver_modules/StreamDevice
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avoid buffer overflow

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zimoch
2015-04-08 09:35:00 +00:00
parent 7530c7c67d
commit b721d26fb8
1 changed files with 5 additions and 5 deletions
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10
src/StreamEpics.cc
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@ -965,13 +965,13 @@ getFieldAddress(const char* fieldname, StreamBuffer& address)
else
{
// FIELD in this record or VAL in other record
char fullname[PVNAME_SZ + 1];
sprintf(fullname, "%s.%s", name(), fieldname);
if (dbNameToAddr(fullname, &dbaddr) != OK)
StreamBuffer fullname;
fullname.print("%s.%s", name(), fieldname);
if (dbNameToAddr(fullname(), &dbaddr) != OK)
{
// VAL in other record
sprintf(fullname, "%s.VAL", fieldname);
if (dbNameToAddr(fullname, &dbaddr) != OK) return false;
fullname.clear().print("%s.VAL", fieldname);
if (dbNameToAddr(fullname(), &dbaddr) != OK) return false;
}
}
address.append(&dbaddr, sizeof(dbaddr));