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| author |   brynet <brynet@openbsd.org> | 2017-04-13 18:36:51 +0000 |
|---|---|---|
| committer | brynet <brynet@openbsd.org> | 2017-04-13 18:36:51 +0000 |
| commit | fa826e3f7e01ed0795ae97fd2c6c675f1be3392d (patch) | |
| tree | 96032a928745740af21bbed3a6022008b5157790 /lib/libc | |
| parent | allow clearing less than allocated and document freezero(3) better (diff) | |
| download | wireguard-openbsd-fa826e3f7e01ed0795ae97fd2c6c675f1be3392d.tar.xz wireguard-openbsd-fa826e3f7e01ed0795ae97fd2c6c675f1be3392d.zip | |
Use recallocarray in getdelim/getline to clear memory on buffer resizes,
inspired by a similar change to fgetln.
ok deraadt millert
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/stdio/getdelim.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/libc/stdio/getdelim.c b/lib/libc/stdio/getdelim.c index 0e0e338328c..d709a3d18e1 100644 --- a/lib/libc/stdio/getdelim.c +++ b/lib/libc/stdio/getdelim.c @@ -1,4 +1,4 @@ -/* $OpenBSD: getdelim.c,v 1.5 2016/09/21 04:38:56 guenther Exp $ */ +/* $OpenBSD: getdelim.c,v 1.6 2017/04/13 18:36:51 brynet Exp $ */ /* $NetBSD: getdelim.c,v 1.13 2011/07/22 23:12:30 joerg Exp $ */ /* @@ -103,7 +103,7 @@ getdelim(char **__restrict buf, size_t *__restrict buflen, newlen++; } - newb = realloc(*buf, newlen); + newb = recallocarray(*buf, *buflen, newlen, 1); if (newb == NULL) goto error; *buf = newb; |