x86, perf: P4 PMU -- Get rid of redundant check for array index
authorCyrill Gorcunov <gorcunov@openvz.org>
Sat, 8 May 2010 11:25:53 +0000 (15:25 +0400)
committerIngo Molnar <mingo@elte.hu>
Sat, 8 May 2010 12:17:53 +0000 (14:17 +0200)
The caller already has done such a check.
And it was wrong anyway, it had to be '>=' rather than '>'

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Lin Ming <ming.m.lin@intel.com>
LKML-Reference: <20100508112717.130386882@openvz.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/cpu/perf_event_p4.c

index ca40180c41d4f7b3f692b520459f0490da7f940a..b8c2d379eea6e09f765188e902fd75d56e8147df 100644 (file)
@@ -406,11 +406,6 @@ static u64 p4_pmu_event_map(int hw_event)
        unsigned int esel;
        u64 config;
 
-       if (hw_event > ARRAY_SIZE(p4_general_events)) {
-               printk_once(KERN_ERR "P4 PMU: Bad index: %i\n", hw_event);
-               return 0;
-       }
-
        config = p4_general_events[hw_event];
        bind = p4_config_get_bind(config);
        esel = P4_OPCODE_ESEL(bind->opcode);