X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=kernel%2Fsysctl.c;h=8a68b244846805869e90f242fb563913ff485d5c;hb=8d6339b8a532ec4eeb31db321cf1e6068965deda;hp=45e4bef0012a6747d6608cbb78ba0f700a29d7cb;hpb=ebfee3d71d5a29102aac1fb2e756b8258f753592;p=firefly-linux-kernel-4.4.55.git

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 45e4bef0012a..8a68b2448468 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1131,7 +1131,7 @@ static struct ctl_table vm_table[] = {
 		.data		= &sysctl_max_map_count,
 		.maxlen		= sizeof(sysctl_max_map_count),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec,
+		.proc_handler	= proc_dointvec_minmax,
 		.extra1		= &zero,
 	},
 #else
@@ -1214,6 +1214,7 @@ static struct ctl_table vm_table[] = {
 		.proc_handler	= proc_dointvec_jiffies,
 	},
 #endif
+#ifdef CONFIG_MMU
 	{
 		.procname	= "mmap_min_addr",
 		.data		= &dac_mmap_min_addr,
@@ -1221,6 +1222,7 @@ static struct ctl_table vm_table[] = {
 		.mode		= 0644,
 		.proc_handler	= mmap_min_addr_handler,
 	},
+#endif
 #ifdef CONFIG_NUMA
 	{
 		.procname	= "numa_zonelist_order",