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-rw-r--r--drivers/block/viodasd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c
index 41ca721d2523..ebfe038d859e 100644
--- a/drivers/block/viodasd.c
+++ b/drivers/block/viodasd.c
@@ -69,7 +69,7 @@ MODULE_LICENSE("GPL");
enum {
PARTITION_SHIFT = 3,
MAX_DISKNO = HVMAXARCHITECTEDVIRTUALDISKS,
- MAX_DISK_NAME = sizeof(((struct gendisk *)0)->disk_name)
+ MAX_DISK_NAME = FIELD_SIZEOF(struct gendisk, disk_name)
};
static DEFINE_SPINLOCK(viodasd_spinlock);