mmap bug?

Matthew Kirkwood (weejock@ferret.lmh.ox.ac.uk)
Fri, 29 May 1998 15:43:34 +0100 (BST)


Hi,

It seems that attempts to mmap a region of size zero causes
mmap to return zero. Is this a bug?

Since it doesn't return -1, it looks like success, but of
course dereferencing this NULL pointer causes a crash.

glibc relies on st_size in a few places from stat().

Matthew.

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