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b17d65ff92
The change is meant to avoid unwanted PLT entries for the read_chk, getdomainname_chk and getlogin_r_chk routines when _FORTIFY_SOURCE is set. Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
29 lines
991 B
C
29 lines
991 B
C
/* Copyright (C) 2005-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <unistd.h>
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ssize_t
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__read_chk (int fd, void *buf, size_t nbytes, size_t buflen)
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{
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if (nbytes > buflen)
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__chk_fail ();
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return __read (fd, buf, nbytes);
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}
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libc_hidden_def (__read_chk)
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