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Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_base.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 59703ef8b1ad..656b7a7c04d7 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -5155,9 +5155,9 @@ static void megasas_update_ext_vd_details(struct megasas_instance *instance)
fusion->current_map_sz = ventura_map_sz;
fusion->max_map_sz = ventura_map_sz;
} else {
- fusion->old_map_sz = sizeof(struct MR_FW_RAID_MAP) +
- (sizeof(struct MR_LD_SPAN_MAP) *
- instance->fw_supported_vd_count);
+ fusion->old_map_sz =
+ struct_size((struct MR_FW_RAID_MAP *)0, ldSpanMap,
+ instance->fw_supported_vd_count);
fusion->new_map_sz = sizeof(struct MR_FW_RAID_MAP_EXT);
fusion->max_map_sz =