oprofile, arm: initialize perf_event pointers with NULL

The pointers must be NULL'ed to avoid double-freeing the pointers in rare cases during reinitialization. Signed-off-by: Robert Richter <robert.richter@amd.com>
mariux64 · Aug 31, 2010 · 4cbe75b · 4cbe75b
1 parent c7fd239
commit 4cbe75b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
@@ -351,6 +351,8 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
 {
 	int cpu, ret = 0;
 
+	memset(&perf_events, 0, sizeof(perf_events));
+
 	perf_num_counters = armpmu_get_max_events();
 
 	counter_config = kcalloc(perf_num_counters,