From 8ffd18a6744b18ff9b58abf7261aaccd78be98cf Mon Sep 17 00:00:00 2001
From: Denis Arefev <arefev@swemel.ru>
Date: Thu, 24 Aug 2023 16:02:15 +0300
Subject: mtd: lpddr_cmds: Add literal suffix

The value of an arithmetic expression
1 << lpddr->qinfo->DevSizeShift is subject to overflow
due to a failure to cast operands to a larger data
type before performing arithmetic

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Denis Arefev <arefev@swemel.ru>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20230824130215.10396-1-arefev@swemel.ru
---
 drivers/mtd/lpddr/lpddr_cmds.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'drivers/mtd/lpddr/lpddr_cmds.c')

diff --git a/drivers/mtd/lpddr/lpddr_cmds.c b/drivers/mtd/lpddr/lpddr_cmds.c
index 3c3939bc2dad..14e36ae71958 100644
--- a/drivers/mtd/lpddr/lpddr_cmds.c
+++ b/drivers/mtd/lpddr/lpddr_cmds.c
@@ -61,7 +61,7 @@ struct mtd_info *lpddr_cmdset(struct map_info *map)
 		mtd->_point = lpddr_point;
 		mtd->_unpoint = lpddr_unpoint;
 	}
-	mtd->size = 1 << lpddr->qinfo->DevSizeShift;
+	mtd->size = 1ULL << lpddr->qinfo->DevSizeShift;
 	mtd->erasesize = 1 << lpddr->qinfo->UniformBlockSizeShift;
 	mtd->writesize = 1 << lpddr->qinfo->BufSizeShift;
 
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