diff options
| -rw-r--r-- | net/ipv4/route.c | 8 | ||||
| -rw-r--r-- | net/ipv4/tcp.c | 8 | ||||
| -rw-r--r-- | net/ipv4/udp.c | 8 |
3 files changed, 21 insertions, 3 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 76e5880cdb07..ffcb3b016843 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 63ddaee7209f..e13546ca9923 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 279fd0846302..609397ee78fb 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; |