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authorEldad Zack <eldad@fogrefinery.com>2012-05-19 14:13:18 +0000
committerDavid S. Miller <davem@davemloft.net>2012-05-20 04:06:17 -0400
commit413c27d8697751f72d2d6cf289140a8e060a8032 (patch)
treeed13d36cfc8651b542eca7c1f92e4f9a09fe6e7d
parentb37f4d7b011955c84cdbb8c370927d93701fb174 (diff)
net/ipv4: replace simple_strtoul with kstrtoul
Replace simple_strtoul with kstrtoul in three similar occurrences, all setup handlers: * route.c: set_rhash_entries * tcp.c: set_thash_entries * udp.c: set_uhash_entries Also check if the conversion failed. Signed-off-by: Eldad Zack <eldad@fogrefinery.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv4/route.c8
-rw-r--r--net/ipv4/tcp.c8
-rw-r--r--net/ipv4/udp.c8
3 files changed, 21 insertions, 3 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 76e5880cdb0..ffcb3b01684 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -3408,9 +3408,15 @@ struct ip_rt_acct __percpu *ip_rt_acct __read_mostly;
static __initdata unsigned long rhash_entries;
static int __init set_rhash_entries(char *str)
{
+ ssize_t ret;
+
if (!str)
return 0;
- rhash_entries = simple_strtoul(str, &str, 0);
+
+ ret = kstrtoul(str, 0, &rhash_entries);
+ if (ret)
+ return 0;
+
return 1;
}
__setup("rhash_entries=", set_rhash_entries);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 63ddaee7209..e13546ca992 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -3462,9 +3462,15 @@ extern struct tcp_congestion_ops tcp_reno;
static __initdata unsigned long thash_entries;
static int __init set_thash_entries(char *str)
{
+ ssize_t ret;
+
if (!str)
return 0;
- thash_entries = simple_strtoul(str, &str, 0);
+
+ ret = kstrtoul(str, 0, &thash_entries);
+ if (ret)
+ return 0;
+
return 1;
}
__setup("thash_entries=", set_thash_entries);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 279fd084630..609397ee78f 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2173,9 +2173,15 @@ void udp4_proc_exit(void)
static __initdata unsigned long uhash_entries;
static int __init set_uhash_entries(char *str)
{
+ ssize_t ret;
+
if (!str)
return 0;
- uhash_entries = simple_strtoul(str, &str, 0);
+
+ ret = kstrtoul(str, 0, &uhash_entries);
+ if (ret)
+ return 0;
+
if (uhash_entries && uhash_entries < UDP_HTABLE_SIZE_MIN)
uhash_entries = UDP_HTABLE_SIZE_MIN;
return 1;