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-rw-r--r--drivers/ide/legacy/hd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ide/legacy/hd.c b/drivers/ide/legacy/hd.c
index 45ed03591cd8..661c12f6dda6 100644
--- a/drivers/ide/legacy/hd.c
+++ b/drivers/ide/legacy/hd.c
@@ -130,7 +130,7 @@ struct hd_i_struct {
#ifdef HD_TYPE
static struct hd_i_struct hd_info[] = { HD_TYPE };
-static int NR_HD = ((sizeof (hd_info))/(sizeof (struct hd_i_struct)));
+static int NR_HD = ARRAY_SIZE(hd_info);
#else
static struct hd_i_struct hd_info[MAX_HD];
static int NR_HD;
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