Now that we are calling this at runtime, a more relaxed error path is
suggested. If an allocation fails, we just register the partial table,
which will show empty directories.
Signed-off-by: Milton Miller <[email protected]>
Index: kernel/kernel/sched.c
===================================================================
--- kernel.orig/kernel/sched.c 2007-10-12 03:59:02.000000000 -0500
+++ kernel/kernel/sched.c 2007-10-12 03:59:07.000000000 -0500
@@ -5285,8 +5285,6 @@ static struct ctl_table *sd_alloc_ctl_en
struct ctl_table *entry =
kcalloc(n, sizeof(struct ctl_table), GFP_KERNEL);
- BUG_ON(!entry);
-
return entry;
}
@@ -5319,6 +5317,9 @@ sd_alloc_ctl_domain_table(struct sched_d
{
struct ctl_table *table = sd_alloc_ctl_entry(14);
+ if (table == NULL)
+ return NULL;
+
set_table_entry(&table[0], "min_interval", &sd->min_interval,
sizeof(long), 0644, proc_doulongvec_minmax);
set_table_entry(&table[1], "max_interval", &sd->max_interval,
@@ -5356,6 +5357,8 @@ static ctl_table *sd_alloc_ctl_cpu_table
for_each_domain(cpu, sd)
domain_num++;
entry = table = sd_alloc_ctl_entry(domain_num + 1);
+ if (table == NULL)
+ return NULL;
i = 0;
for_each_domain(cpu, sd) {
@@ -5376,6 +5379,9 @@ static void register_sched_domain_sysctl
struct ctl_table *entry = sd_alloc_ctl_entry(cpu_num + 1);
char buf[32];
+ if (entry == NULL)
+ return;
+
sd_ctl_dir[0].child = entry;
for_each_online_cpu(i) {
-
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