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exfat: fix overflow for large capacity partition
commit 2e9ceb6 upstream. Using int type for sector index, there will be overflow in a large capacity partition. For example, if storage with sector size of 512 bytes and partition capacity is larger than 2TB, there will be overflow. Fixes: 1b61383 ("exfat: reduce block requests when zeroing a cluster") Cc: stable@vger.kernel.org # v5.19+ Signed-off-by: Yuezhang Mo <Yuezhang.Mo@sony.com> Reviewed-by: Andy Wu <Andy.Wu@sony.com> Reviewed-by: Aoyama Wataru <wataru.aoyama@sony.com> Acked-by: Sungjong Seo <sj1557.seo@samsung.com> Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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