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-rw-r--r--drivers/block/ataflop.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index 22bda05..3aa68a54 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c
@@ -181,7 +181,7 @@ static struct {
{ 6, TYPE_HD }, /* 31: H1640 <- was H1600 == h1600 for PC */
};
-#define NUM_DISK_MINORS (sizeof(minor2disktype)/sizeof(*minor2disktype))
+#define NUM_DISK_MINORS ARRAY_SIZE(minor2disktype)
/*
* Maximum disk size (in kilobytes). This default is used whenever the
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