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-rw-r--r--fs/fat/fat.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index 393c3781eb..25d3318cd0 100644
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -569,9 +569,9 @@ static __u8 mkcksum(const char name[8], const char ext[3])
__u8 ret = 0;
- for (i = 0; i < sizeof(name); i++)
+ for (i = 0; i < 8; i++)
ret = (((ret & 1) << 7) | ((ret & 0xfe) >> 1)) + name[i];
- for (i = 0; i < sizeof(ext); i++)
+ for (i = 0; i < 3; i++)
ret = (((ret & 1) << 7) | ((ret & 0xfe) >> 1)) + ext[i];
return ret;
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