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-rw-r--r--lib/fault-inject.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/lib/fault-inject.c b/lib/fault-inject.c
index 23985a278bb..a50a311554c 100644
--- a/lib/fault-inject.c
+++ b/lib/fault-inject.c
@@ -134,23 +134,26 @@ bool should_fail(struct fault_attr *attr, ssize_t size)
#ifdef CONFIG_FAULT_INJECTION_DEBUG_FS
-static void debugfs_ul_set(void *data, u64 val)
+static int debugfs_ul_set(void *data, u64 val)
{
*(unsigned long *)data = val;
+ return 0;
}
#ifdef CONFIG_FAULT_INJECTION_STACKTRACE_FILTER
-static void debugfs_ul_set_MAX_STACK_TRACE_DEPTH(void *data, u64 val)
+static int debugfs_ul_set_MAX_STACK_TRACE_DEPTH(void *data, u64 val)
{
*(unsigned long *)data =
val < MAX_STACK_TRACE_DEPTH ?
val : MAX_STACK_TRACE_DEPTH;
+ return 0;
}
#endif /* CONFIG_FAULT_INJECTION_STACKTRACE_FILTER */
-static u64 debugfs_ul_get(void *data)
+static int debugfs_ul_get(void *data, u64 *val)
{
- return *(unsigned long *)data;
+ *val = *(unsigned long *)data;
+ return 0;
}
DEFINE_SIMPLE_ATTRIBUTE(fops_ul, debugfs_ul_get, debugfs_ul_set, "%llu\n");
@@ -174,14 +177,16 @@ static struct dentry *debugfs_create_ul_MAX_STACK_TRACE_DEPTH(
}
#endif /* CONFIG_FAULT_INJECTION_STACKTRACE_FILTER */
-static void debugfs_atomic_t_set(void *data, u64 val)
+static int debugfs_atomic_t_set(void *data, u64 val)
{
atomic_set((atomic_t *)data, val);
+ return 0;
}
-static u64 debugfs_atomic_t_get(void *data)
+static int debugfs_atomic_t_get(void *data, u64 *val)
{
- return atomic_read((atomic_t *)data);
+ *val = atomic_read((atomic_t *)data);
+ return 0;
}
DEFINE_SIMPLE_ATTRIBUTE(fops_atomic_t, debugfs_atomic_t_get,