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Commit 6d4a741c authored by Jia He's avatar Jia He Committed by David S. Miller
Browse files

net: Suppress the "Comparison to NULL could be written" warnings 



This is to suppress the checkpatch.pl warning "Comparison to NULL
could be written". No functional changes here.

Signed-off-by: default avatarJia He <hejianet@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent aca05671

net/ipv4/proc.c

+16 −16
Original line number Diff line number Diff line
@@ -358,22 +358,22 @@ static void icmp_put(struct seq_file *seq) 
	atomic_long_t *ptr = net->mib.icmpmsg_statistics->mibs;



	seq_puts(seq, "\nIcmp: InMsgs InErrors InCsumErrors");

	for (i = 0; icmpmibmap[i].name != NULL; i++)

	for (i = 0; icmpmibmap[i].name; i++)

		seq_printf(seq, " In%s", icmpmibmap[i].name);

	seq_puts(seq, " OutMsgs OutErrors");

	for (i = 0; icmpmibmap[i].name != NULL; i++)

	for (i = 0; icmpmibmap[i].name; i++)

		seq_printf(seq, " Out%s", icmpmibmap[i].name);

	seq_printf(seq, "\nIcmp: %lu %lu %lu",

		snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_INMSGS),

		snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_INERRORS),

		snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_CSUMERRORS));

	for (i = 0; icmpmibmap[i].name != NULL; i++)

	for (i = 0; icmpmibmap[i].name; i++)

		seq_printf(seq, " %lu",

			   atomic_long_read(ptr + icmpmibmap[i].index));

	seq_printf(seq, " %lu %lu",

		snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_OUTMSGS),

		snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_OUTERRORS));

	for (i = 0; icmpmibmap[i].name != NULL; i++)

	for (i = 0; icmpmibmap[i].name; i++)

		seq_printf(seq, " %lu",

			   atomic_long_read(ptr + (icmpmibmap[i].index | 0x100)));

}
@@ -390,7 +390,7 @@ static int snmp_seq_show_ipstats(struct seq_file *seq, void *v) 
	memset(buff64, 0, IPSTATS_MIB_MAX * sizeof(u64));



	seq_puts(seq, "Ip: Forwarding DefaultTTL");

	for (i = 0; snmp4_ipstats_list[i].name != NULL; i++)

	for (i = 0; snmp4_ipstats_list[i].name; i++)

		seq_printf(seq, " %s", snmp4_ipstats_list[i].name);



	seq_printf(seq, "\nIp: %d %d",
@@ -401,7 +401,7 @@ static int snmp_seq_show_ipstats(struct seq_file *seq, void *v) 
	snmp_get_cpu_field64_batch(buff64, snmp4_ipstats_list,

				   net->mib.ip_statistics,

				   offsetof(struct ipstats_mib, syncp));

	for (i = 0; snmp4_ipstats_list[i].name != NULL; i++)

	for (i = 0; snmp4_ipstats_list[i].name; i++)

		seq_printf(seq, " %llu", buff64[i]);



	return 0;
@@ -416,13 +416,13 @@ static int snmp_seq_show_tcp_udp(struct seq_file *seq, void *v) 
	memset(buff, 0, TCPUDP_MIB_MAX * sizeof(unsigned long));



	seq_puts(seq, "\nTcp:");

	for (i = 0; snmp4_tcp_list[i].name != NULL; i++)

	for (i = 0; snmp4_tcp_list[i].name; i++)

		seq_printf(seq, " %s", snmp4_tcp_list[i].name);



	seq_puts(seq, "\nTcp:");

	snmp_get_cpu_field_batch(buff, snmp4_tcp_list,

				 net->mib.tcp_statistics);

	for (i = 0; snmp4_tcp_list[i].name != NULL; i++) {

	for (i = 0; snmp4_tcp_list[i].name; i++) {

		/* MaxConn field is signed, RFC 2012 */

		if (snmp4_tcp_list[i].entry == TCP_MIB_MAXCONN)

			seq_printf(seq, " %ld", buff[i]);
@@ -435,10 +435,10 @@ static int snmp_seq_show_tcp_udp(struct seq_file *seq, void *v) 
	snmp_get_cpu_field_batch(buff, snmp4_udp_list,

				 net->mib.udp_statistics);

	seq_puts(seq, "\nUdp:");

	for (i = 0; snmp4_udp_list[i].name != NULL; i++)

	for (i = 0; snmp4_udp_list[i].name; i++)

		seq_printf(seq, " %s", snmp4_udp_list[i].name);

	seq_puts(seq, "\nUdp:");

	for (i = 0; snmp4_udp_list[i].name != NULL; i++)

	for (i = 0; snmp4_udp_list[i].name; i++)

		seq_printf(seq, " %lu", buff[i]);



	memset(buff, 0, TCPUDP_MIB_MAX * sizeof(unsigned long));
@@ -447,10 +447,10 @@ static int snmp_seq_show_tcp_udp(struct seq_file *seq, void *v) 
	seq_puts(seq, "\nUdpLite:");

	snmp_get_cpu_field_batch(buff, snmp4_udp_list,

				 net->mib.udplite_statistics);

	for (i = 0; snmp4_udp_list[i].name != NULL; i++)

	for (i = 0; snmp4_udp_list[i].name; i++)

		seq_printf(seq, " %s", snmp4_udp_list[i].name);

	seq_puts(seq, "\nUdpLite:");

	for (i = 0; snmp4_udp_list[i].name != NULL; i++)

	for (i = 0; snmp4_udp_list[i].name; i++)

		seq_printf(seq, " %lu", buff[i]);



	seq_putc(seq, '\n');
@@ -493,21 +493,21 @@ static int netstat_seq_show(struct seq_file *seq, void *v) 
	struct net *net = seq->private;



	seq_puts(seq, "TcpExt:");

	for (i = 0; snmp4_net_list[i].name != NULL; i++)

	for (i = 0; snmp4_net_list[i].name; i++)

		seq_printf(seq, " %s", snmp4_net_list[i].name);



	seq_puts(seq, "\nTcpExt:");

	for (i = 0; snmp4_net_list[i].name != NULL; i++)

	for (i = 0; snmp4_net_list[i].name; i++)

		seq_printf(seq, " %lu",

			   snmp_fold_field(net->mib.net_statistics,

					   snmp4_net_list[i].entry));



	seq_puts(seq, "\nIpExt:");

	for (i = 0; snmp4_ipextstats_list[i].name != NULL; i++)

	for (i = 0; snmp4_ipextstats_list[i].name; i++)

		seq_printf(seq, " %s", snmp4_ipextstats_list[i].name);



	seq_puts(seq, "\nIpExt:");

	for (i = 0; snmp4_ipextstats_list[i].name != NULL; i++)

	for (i = 0; snmp4_ipextstats_list[i].name; i++)

		seq_printf(seq, " %llu",

			   snmp_fold_field64(net->mib.ip_statistics,

					     snmp4_ipextstats_list[i].entry,

net/sctp/proc.c

+1 −1
Original line number Diff line number Diff line
@@ -81,7 +81,7 @@ static int sctp_snmp_seq_show(struct seq_file *seq, void *v) 


	snmp_get_cpu_field_batch(buff, sctp_snmp_list,

				 net->sctp.sctp_statistics);

	for (i = 0; sctp_snmp_list[i].name != NULL; i++)

	for (i = 0; sctp_snmp_list[i].name; i++)

		seq_printf(seq, "%-32s\t%ld\n", sctp_snmp_list[i].name,

						buff[i]);