From: Arseniy Krasnov <avkrasnov@rulkc.org>
To: Miquel Raynal <miquel.raynal@bootlin.com>,
Richard Weinberger <richard@nod.at>,
Vignesh Raghavendra <vigneshr@ti.com>,
Frieder Schrempf <frieder.schrempf@kontron.de>,
Boris Brezillon <bbrezillon@kernel.org>
Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
rulkc@linuxtesting.org, oxffffaa@gmail.com,
Arseniy Krasnov <avkrasnov@rulkc.org>,
stable@vger.kernel.org
Subject: [PATCH v1] mtd: rawnand: fix condition in 'nand_select_target()'
Date: Tue, 5 May 2026 01:10:12 +0300 [thread overview]
Message-ID: <20260504221012.1310605-1-avkrasnov@rulkc.org> (raw)
'cs' here must in range [0:nanddev_ntargets).
Cc: stable@vger.kernel.org
Fixes: 32813e288414 ("mtd: rawnand: Get rid of chip->numchips")
Signed-off-by: Arseniy Krasnov <avkrasnov@rulkc.org>
---
drivers/mtd/nand/raw/nand_base.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 13e4060bd1b6a..edfee22f15a73 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -174,7 +174,7 @@ void nand_select_target(struct nand_chip *chip, unsigned int cs)
* cs should always lie between 0 and nanddev_ntargets(), when that's
* not the case it's a bug and the caller should be fixed.
*/
- if (WARN_ON(cs > nanddev_ntargets(&chip->base)))
+ if (WARN_ON(cs >= nanddev_ntargets(&chip->base)))
return;
chip->cur_cs = cs;
--
2.47.3
next reply other threads:[~2026-05-04 22:10 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-04 22:10 Arseniy Krasnov [this message]
2026-05-05 7:50 ` [PATCH v1] mtd: rawnand: fix condition in 'nand_select_target()' Miquel Raynal
2026-05-05 7:59 ` Arseniy Krasnov
2026-05-05 8:10 ` Miquel Raynal
2026-05-05 8:14 ` Arseniy Krasnov
2026-05-05 8:23 ` Miquel Raynal
2026-05-05 11:46 ` Arseniy Krasnov
-- strict thread matches above, loose matches on Subject: below --
2026-05-04 20:28 Arseniy Krasnov
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