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a9a29d22d8
Many of our kernel copyright messages make reference to code being copied from the Linux kernel, which is a bit odd for code in the kernel. This changes them to use the standard GNU GPL boilerplate instead. It does not change the actual license, which continues to be GPLv2. Signed-off-by: Jesse Gross <jesse@nicira.com> Acked-by: Ben Pfaff <blp@nicira.com>
57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
/*
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* Copyright (c) 2007-2011 Nicira Networks.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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*/
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#ifndef COMPAT_H
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#define COMPAT_H 1
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#include <linux/netlink.h>
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#ifndef HAVE_NLA_NUL_STRING
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static inline int CHECK_NUL_STRING(struct nlattr *attr, int maxlen)
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{
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char *s;
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int len;
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if (!attr)
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return 0;
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len = nla_len(attr);
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if (len >= maxlen)
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return -EINVAL;
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s = nla_data(attr);
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if (s[len - 1] != '\0')
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return -EINVAL;
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return 0;
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}
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#else
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static inline int CHECK_NUL_STRING(struct nlattr *attr, int maxlen)
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{
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return 0;
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}
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#endif /* !HAVE_NLA_NUL_STRING */
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static inline void skb_clear_rxhash(struct sk_buff *skb)
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{
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)
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skb->rxhash = 0;
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#endif
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}
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#endif /* compat.h */
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