diff options
| author | Thomas Weißschuh <thomas.weissschuh@linutronix.de> | 2026-01-13 08:44:19 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-01-17 15:24:05 -0800 |
| commit | 0b3877bec78b0f26a280078a15f8992426de1db7 (patch) | |
| tree | 7366f2aa65144f149de00df91bdada6c3b1167d8 /include/uapi | |
| parent | a8a11e5237aed71b7f5f9d33c554ef06fe974311 (diff) | |
netfilter: uapi: Use UAPI definition of INT_MAX and INT_MIN
Using <limits.h> to gain access to INT_MAX and INT_MIN introduces a
dependency on a libc, which UAPI headers should not do.
Use the equivalent UAPI constants.
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Link: https://patch.msgid.link/20260113-uapi-limits-v2-3-93c20f4b2c1a@linutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/linux/netfilter_bridge.h | 9 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv4.h | 9 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter_ipv6.h | 7 |
3 files changed, 10 insertions, 15 deletions
diff --git a/include/uapi/linux/netfilter_bridge.h b/include/uapi/linux/netfilter_bridge.h index 1610fdbab98d..f6e8d1e05c97 100644 --- a/include/uapi/linux/netfilter_bridge.h +++ b/include/uapi/linux/netfilter_bridge.h @@ -10,10 +10,7 @@ #include <linux/if_ether.h> #include <linux/if_vlan.h> #include <linux/if_pppox.h> - -#ifndef __KERNEL__ -#include <limits.h> /* for INT_MIN, INT_MAX */ -#endif +#include <linux/typelimits.h> /* Bridge Hooks */ /* After promisc drops, checksum checks. */ @@ -31,14 +28,14 @@ #define NF_BR_NUMHOOKS 6 enum nf_br_hook_priorities { - NF_BR_PRI_FIRST = INT_MIN, + NF_BR_PRI_FIRST = __KERNEL_INT_MIN, NF_BR_PRI_NAT_DST_BRIDGED = -300, NF_BR_PRI_FILTER_BRIDGED = -200, NF_BR_PRI_BRNF = 0, NF_BR_PRI_NAT_DST_OTHER = 100, NF_BR_PRI_FILTER_OTHER = 200, NF_BR_PRI_NAT_SRC = 300, - NF_BR_PRI_LAST = INT_MAX, + NF_BR_PRI_LAST = __KERNEL_INT_MAX, }; #endif /* _UAPI__LINUX_BRIDGE_NETFILTER_H */ diff --git a/include/uapi/linux/netfilter_ipv4.h b/include/uapi/linux/netfilter_ipv4.h index 155e77d6a42d..439d3c59862b 100644 --- a/include/uapi/linux/netfilter_ipv4.h +++ b/include/uapi/linux/netfilter_ipv4.h @@ -7,12 +7,11 @@ #include <linux/netfilter.h> +#include <linux/typelimits.h> /* only for userspace compatibility */ #ifndef __KERNEL__ -#include <limits.h> /* for INT_MIN, INT_MAX */ - /* IP Hooks */ /* After promisc drops, checksum checks. */ #define NF_IP_PRE_ROUTING 0 @@ -28,7 +27,7 @@ #endif /* ! __KERNEL__ */ enum nf_ip_hook_priorities { - NF_IP_PRI_FIRST = INT_MIN, + NF_IP_PRI_FIRST = __KERNEL_INT_MIN, NF_IP_PRI_RAW_BEFORE_DEFRAG = -450, NF_IP_PRI_CONNTRACK_DEFRAG = -400, NF_IP_PRI_RAW = -300, @@ -41,8 +40,8 @@ enum nf_ip_hook_priorities { NF_IP_PRI_NAT_SRC = 100, NF_IP_PRI_SELINUX_LAST = 225, NF_IP_PRI_CONNTRACK_HELPER = 300, - NF_IP_PRI_CONNTRACK_CONFIRM = INT_MAX, - NF_IP_PRI_LAST = INT_MAX, + NF_IP_PRI_CONNTRACK_CONFIRM = __KERNEL_INT_MAX, + NF_IP_PRI_LAST = __KERNEL_INT_MAX, }; /* Arguments for setsockopt SOL_IP: */ diff --git a/include/uapi/linux/netfilter_ipv6.h b/include/uapi/linux/netfilter_ipv6.h index 80aa9b0799af..0e40d00b37fa 100644 --- a/include/uapi/linux/netfilter_ipv6.h +++ b/include/uapi/linux/netfilter_ipv6.h @@ -10,12 +10,11 @@ #include <linux/netfilter.h> +#include <linux/typelimits.h> /* only for userspace compatibility */ #ifndef __KERNEL__ -#include <limits.h> /* for INT_MIN, INT_MAX */ - /* IP6 Hooks */ /* After promisc drops, checksum checks. */ #define NF_IP6_PRE_ROUTING 0 @@ -32,7 +31,7 @@ enum nf_ip6_hook_priorities { - NF_IP6_PRI_FIRST = INT_MIN, + NF_IP6_PRI_FIRST = __KERNEL_INT_MIN, NF_IP6_PRI_RAW_BEFORE_DEFRAG = -450, NF_IP6_PRI_CONNTRACK_DEFRAG = -400, NF_IP6_PRI_RAW = -300, @@ -45,7 +44,7 @@ enum nf_ip6_hook_priorities { NF_IP6_PRI_NAT_SRC = 100, NF_IP6_PRI_SELINUX_LAST = 225, NF_IP6_PRI_CONNTRACK_HELPER = 300, - NF_IP6_PRI_LAST = INT_MAX, + NF_IP6_PRI_LAST = __KERNEL_INT_MAX, }; |