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mmap support was broken in previous submitted diff from lauri tirkkonen

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This commit is contained in:
deraadt 2019-01-27 14:43:09 +00:00
parent 46e4cbfcaa
commit 1ca4d1840f
1 changed files with 2 additions and 1 deletions
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3
usr.bin/grep/mmfile.c
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@ -1,4 +1,4 @@
/* $OpenBSD: mmfile.c,v 1.18 2019/01/23 23:00:54 tedu Exp $ */
/* $OpenBSD: mmfile.c,v 1.19 2019/01/27 14:43:09 deraadt Exp $ */
/*-
* Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav
@ -49,6 +49,7 @@ mmopen(int fd, struct stat *st)
if (st->st_size > SIZE_MAX) /* too big to mmap */
goto ouch;
mmf->len = (size_t)st->st_size;
mmf->fd = fd;
mmf->base = mmap(NULL, mmf->len, PROT_READ, MAP_PRIVATE, mmf->fd, (off_t)0);
if (mmf->base == MAP_FAILED)
goto ouch;