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perf/x86/rapl: Fix "Using plain integer as NULL pointer" Sparse warning

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Change 0 to NULL when initializing the test field of perf_msr structs to
avoid the following sparse warnings:

  make C=2 arch/x86/events/rapl.o

  CHECK   arch/x86/events/rapl.c
  ...
  arch/x86/events/rapl.c:540:59: warning: Using plain integer as NULL pointer
  arch/x86/events/rapl.c:542:59: warning: Using plain integer as NULL pointer
  arch/x86/events/rapl.c:543:59: warning: Using plain integer as NULL pointer
  arch/x86/events/rapl.c:544:59: warning: Using plain integer as NULL pointer

Signed-off-by: David Reaver <me@davidreaver.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20230801155651.108076-1-me@davidreaver.com
This commit is contained in:
David Reaver 2023-08-01 08:56:51 -07:00 committed by Ingo Molnar
parent bcc6ec3d95
commit 618e77d774
1 changed files with 4 additions and 4 deletions
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8
arch/x86/events/rapl.c
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@ -533,11 +533,11 @@ static struct perf_msr intel_rapl_spr_msrs[] = {
* - want to use same event codes across both architectures
*/
static struct perf_msr amd_rapl_msrs[] = {
[PERF_RAPL_PP0] = { 0, &rapl_events_cores_group, 0, false, 0 },
[PERF_RAPL_PP0] = { 0, &rapl_events_cores_group, NULL, false, 0 },
[PERF_RAPL_PKG] = { MSR_AMD_PKG_ENERGY_STATUS, &rapl_events_pkg_group, test_msr, false, RAPL_MSR_MASK },
[PERF_RAPL_RAM] = { 0, &rapl_events_ram_group, 0, false, 0 },
[PERF_RAPL_PP1] = { 0, &rapl_events_gpu_group, 0, false, 0 },
[PERF_RAPL_PSYS] = { 0, &rapl_events_psys_group, 0, false, 0 },
[PERF_RAPL_RAM] = { 0, &rapl_events_ram_group, NULL, false, 0 },
[PERF_RAPL_PP1] = { 0, &rapl_events_gpu_group, NULL, false, 0 },
[PERF_RAPL_PSYS] = { 0, &rapl_events_psys_group, NULL, false, 0 },
};
static int rapl_cpu_offline(unsigned int cpu)