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authorAlexey Dobriyan <adobriyan@gmail.com>2008-10-16 01:04:23 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 14:21:47 -0400
commitf221e726bf4e082a05dcd573379ac859bfba7126 (patch)
treea05f674caac693dc9aec7e46dd06115389f7ece3 /net/ipv4/sysctl_net_ipv4.c
parentf40cbaa5b0a4719489e6e7947351c99a159aca30 (diff)
sysctl: simplify ->strategy
name and nlen parameters passed to ->strategy hook are unused, remove them. In general ->strategy hook should know what it's doing, and don't do something tricky for which, say, pointer to original userspace array may be needed (name). Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: David S. Miller <davem@davemloft.net> [ networking bits ] Cc: Ralf Baechle <ralf@linux-mips.org> Cc: David Howells <dhowells@redhat.com> Cc: Matt Mackall <mpm@selenic.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/ipv4/sysctl_net_ipv4.c')
-rw-r--r--net/ipv4/sysctl_net_ipv4.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 276d047fb85a..1bb10df8ce7d 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -64,8 +64,8 @@ static int ipv4_local_port_range(ctl_table *table, int write, struct file *filp,
64} 64}
65 65
66/* Validate changes from sysctl interface. */ 66/* Validate changes from sysctl interface. */
67static int ipv4_sysctl_local_port_range(ctl_table *table, int __user *name, 67static int ipv4_sysctl_local_port_range(ctl_table *table,
68 int nlen, void __user *oldval, 68 void __user *oldval,
69 size_t __user *oldlenp, 69 size_t __user *oldlenp,
70 void __user *newval, size_t newlen) 70 void __user *newval, size_t newlen)
71{ 71{
@@ -80,7 +80,7 @@ static int ipv4_sysctl_local_port_range(ctl_table *table, int __user *name,
80 }; 80 };
81 81
82 inet_get_local_port_range(range, range + 1); 82 inet_get_local_port_range(range, range + 1);
83 ret = sysctl_intvec(&tmp, name, nlen, oldval, oldlenp, newval, newlen); 83 ret = sysctl_intvec(&tmp, oldval, oldlenp, newval, newlen);
84 if (ret == 0 && newval && newlen) { 84 if (ret == 0 && newval && newlen) {
85 if (range[1] < range[0]) 85 if (range[1] < range[0])
86 ret = -EINVAL; 86 ret = -EINVAL;
@@ -109,8 +109,8 @@ static int proc_tcp_congestion_control(ctl_table *ctl, int write, struct file *
109 return ret; 109 return ret;
110} 110}
111 111
112static int sysctl_tcp_congestion_control(ctl_table *table, int __user *name, 112static int sysctl_tcp_congestion_control(ctl_table *table,
113 int nlen, void __user *oldval, 113 void __user *oldval,
114 size_t __user *oldlenp, 114 size_t __user *oldlenp,
115 void __user *newval, size_t newlen) 115 void __user *newval, size_t newlen)
116{ 116{
@@ -122,7 +122,7 @@ static int sysctl_tcp_congestion_control(ctl_table *table, int __user *name,
122 int ret; 122 int ret;
123 123
124 tcp_get_default_congestion_control(val); 124 tcp_get_default_congestion_control(val);
125 ret = sysctl_string(&tbl, name, nlen, oldval, oldlenp, newval, newlen); 125 ret = sysctl_string(&tbl, oldval, oldlenp, newval, newlen);
126 if (ret == 1 && newval && newlen) 126 if (ret == 1 && newval && newlen)
127 ret = tcp_set_default_congestion_control(val); 127 ret = tcp_set_default_congestion_control(val);
128 return ret; 128 return ret;
@@ -165,8 +165,8 @@ static int proc_allowed_congestion_control(ctl_table *ctl,
165 return ret; 165 return ret;
166} 166}
167 167
168static int strategy_allowed_congestion_control(ctl_table *table, int __user *name, 168static int strategy_allowed_congestion_control(ctl_table *table,
169 int nlen, void __user *oldval, 169 void __user *oldval,
170 size_t __user *oldlenp, 170 size_t __user *oldlenp,
171 void __user *newval, 171 void __user *newval,
172 size_t newlen) 172 size_t newlen)
@@ -179,7 +179,7 @@ static int strategy_allowed_congestion_control(ctl_table *table, int __user *nam
179 return -ENOMEM; 179 return -ENOMEM;
180 180
181 tcp_get_available_congestion_control(tbl.data, tbl.maxlen); 181 tcp_get_available_congestion_control(tbl.data, tbl.maxlen);
182 ret = sysctl_string(&tbl, name, nlen, oldval, oldlenp, newval, newlen); 182 ret = sysctl_string(&tbl, oldval, oldlenp, newval, newlen);
183 if (ret == 1 && newval && newlen) 183 if (ret == 1 && newval && newlen)
184 ret = tcp_set_allowed_congestion_control(tbl.data); 184 ret = tcp_set_allowed_congestion_control(tbl.data);
185 kfree(tbl.data); 185 kfree(tbl.data);