[MTD] NAND: Café ECC -- remove spurious BUG_ON() in err_pos()

Being a value which isn't in the table is a case we explicitly check for
in the caller. Don't BUG_ON() because it does actually happen in
practice.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

diff --git a/drivers/mtd/nand/cafe_ecc.c b/drivers/mtd/nand/cafe_ecc.c
index c4bec37e73ebbd60d023530e36c9c8aca927d28f..46214602d2059c14cb5a3697df550369a34398fb 100644 (file)
--- a/drivers/mtd/nand/cafe_ecc.c
+++ b/drivers/mtd/nand/cafe_ecc.c
@@ -1045,7 +1045,6 @@ static unsigned short err_pos_lut[4096] = {
 static unsigned short err_pos(unsigned short din)
 {
        BUG_ON(din > 4096);
-       BUG_ON(err_pos_lut[din] == 0xfff);
        return err_pos_lut[din];
 }
 static int chk_no_err_only(unsigned short *chk_syndrome_list, unsigned short *err_info)