tree 776606dd8b1f51d743a4808b2ae89ee600ebd437
parent f79b973d92a322800b3e8411ccc95db280d997ae
author Szabolcs Nagy <nsz@port70.net> 1675462217 +0100
committer Rich Felker <dalias@aerifal.cx> 1676241683 -0500

hsearch: fix null pointer arithmetic UB

htab->__tab->entries pointer may be 0 so delay using it in arithmetics.
this did not cause any known issue other than with ubsan instrumentation.