Re: Possible NULL pointer deferenced (src/interfaces/libpq/fe-exec.c (line 563)

2020-06-21 Thread Ranier Vilela
Em dom., 21 de jun. de 2020 às 02:16, Tom Lane escreveu: > Ranier Vilela writes: > > The res->curBlock pointer possibly, can be NULL here (line 563). > > No, it can't. > > To get to that line, nBytes has to be > 0, which means res->spaceLeft > has to be > 0, which cannot happen while res->curBlo

Re: Possible NULL pointer deferenced (src/interfaces/libpq/fe-exec.c (line 563)

2020-06-20 Thread Tom Lane
Ranier Vilela writes: > The res->curBlock pointer possibly, can be NULL here (line 563). No, it can't. To get to that line, nBytes has to be > 0, which means res->spaceLeft has to be > 0, which cannot happen while res->curBlock is NULL. regards, tom lane

Possible NULL pointer deferenced (src/interfaces/libpq/fe-exec.c (line 563)

2020-06-20 Thread Ranier Vilela
Hi Mark, please, can you take a look? This possible bug was appeared before, see at: 1. https://bugzilla.redhat.com/show_bug.cgi?id=879803 The trap still persist, in HEAD see: src/interfaces/libpq/fe-exec.c (line 563) /* If there's enough space in the current block, no problem. */ if (nBytes <=