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>
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@ -3408,9 +3408,15 @@ struct ip_rt_acct __percpu *ip_rt_acct __read_mostly;
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static __initdata unsigned long rhash_entries;
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static int __init set_rhash_entries(char *str)
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{
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ssize_t ret;
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if (!str)
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return 0;
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rhash_entries = simple_strtoul(str, &str, 0);
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ret = kstrtoul(str, 0, &rhash_entries);
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if (ret)
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return 0;
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return 1;
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}
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__setup("rhash_entries=", set_rhash_entries);
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@ -3462,9 +3462,15 @@ extern struct tcp_congestion_ops tcp_reno;
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static __initdata unsigned long thash_entries;
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static int __init set_thash_entries(char *str)
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{
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ssize_t ret;
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if (!str)
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return 0;
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thash_entries = simple_strtoul(str, &str, 0);
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ret = kstrtoul(str, 0, &thash_entries);
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if (ret)
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return 0;
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return 1;
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}
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__setup("thash_entries=", set_thash_entries);
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@ -2173,9 +2173,15 @@ void udp4_proc_exit(void)
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static __initdata unsigned long uhash_entries;
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static int __init set_uhash_entries(char *str)
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{
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ssize_t ret;
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if (!str)
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return 0;
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uhash_entries = simple_strtoul(str, &str, 0);
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ret = kstrtoul(str, 0, &uhash_entries);
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if (ret)
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return 0;
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if (uhash_entries && uhash_entries < UDP_HTABLE_SIZE_MIN)
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uhash_entries = UDP_HTABLE_SIZE_MIN;
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return 1;
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