powerpc/sysfs: Replace sizeof(arr)/sizeof(arr[0]) with ARRAY_SIZE

The ARRAY_SIZE macro is more compact and more formal in linux source.

Signed-off-by: Jason Wang <wangborong@cdjrlc.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210624063632.25632-1-wangborong@cdjrlc.com

diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index 2e08640..5ff0e55 100644 (file)
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -843,14 +843,14 @@ static int register_cpu_online(unsigned int cpu)
 #ifdef HAS_PPC_PMC_IBM
        case PPC_PMC_IBM:
                attrs = ibm_common_attrs;
-               nattrs = sizeof(ibm_common_attrs) / sizeof(struct device_attribute);
+               nattrs = ARRAY_SIZE(ibm_common_attrs);
                pmc_attrs = classic_pmc_attrs;
                break;
 #endif /* HAS_PPC_PMC_IBM */
 #ifdef HAS_PPC_PMC_G4
        case PPC_PMC_G4:
                attrs = g4_common_attrs;
-               nattrs = sizeof(g4_common_attrs) / sizeof(struct device_attribute);
+               nattrs = ARRAY_SIZE(g4_common_attrs);
                pmc_attrs = classic_pmc_attrs;
                break;
 #endif /* HAS_PPC_PMC_G4 */
@@ -858,7 +858,7 @@ static int register_cpu_online(unsigned int cpu)
        case PPC_PMC_PA6T:
                /* PA Semi starts counting at PMC0 */
                attrs = pa6t_attrs;
-               nattrs = sizeof(pa6t_attrs) / sizeof(struct device_attribute);
+               nattrs = ARRAY_SIZE(pa6t_attrs);
                pmc_attrs = NULL;
                break;
 #endif
@@ -940,14 +940,14 @@ static int unregister_cpu_online(unsigned int cpu)
 #ifdef HAS_PPC_PMC_IBM
        case PPC_PMC_IBM:
                attrs = ibm_common_attrs;
-               nattrs = sizeof(ibm_common_attrs) / sizeof(struct device_attribute);
+               nattrs = ARRAY_SIZE(ibm_common_attrs);
                pmc_attrs = classic_pmc_attrs;
                break;
 #endif /* HAS_PPC_PMC_IBM */
 #ifdef HAS_PPC_PMC_G4
        case PPC_PMC_G4:
                attrs = g4_common_attrs;
-               nattrs = sizeof(g4_common_attrs) / sizeof(struct device_attribute);
+               nattrs = ARRAY_SIZE(g4_common_attrs);
                pmc_attrs = classic_pmc_attrs;
                break;
 #endif /* HAS_PPC_PMC_G4 */
@@ -955,7 +955,7 @@ static int unregister_cpu_online(unsigned int cpu)
        case PPC_PMC_PA6T:
                /* PA Semi starts counting at PMC0 */
                attrs = pa6t_attrs;
-               nattrs = sizeof(pa6t_attrs) / sizeof(struct device_attribute);
+               nattrs = ARRAY_SIZE(pa6t_attrs);
                pmc_attrs = NULL;
                break;
 #endif