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[2a02:3100:9dc5:9401:9c8:a88d:e919:d148]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49996109652sm80268635e9.4.2026.08.16.09.31.00 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Sun, 16 Aug 2026 09:31:00 -0700 (PDT) From: Karl Mehltretter To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra Cc: Karl Mehltretter , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] mtd: core: call _get_device() with the master MTD Date: Sun, 16 Aug 2026 18:30:58 +0200 Message-Id: <20260816163058.10099-1-kmehltretter@gmail.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" __get_mtd_device() calls the master's _get_device() callback with mtd, which may be a partition. __put_mtd_device() passes the master. This breaks gluebi partitions because gluebi_get_device() uses container_of() and therefore requires the master MTD. Pass the master to _get_device(), matching _put_device(). Fixes: 46b5889cc2c5 ("mtd: implement proper partition handling") Assisted-by: Codex:gpt-5.6-sol Signed-off-by: Karl Mehltretter --- drivers/mtd/mtdcore.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 16629382a787b..ab840922b5b1 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -1333,7 +1333,7 @@ int __get_mtd_device(struct mtd_info *mtd) int err; =20 if (master->_get_device) { - err =3D master->_get_device(mtd); + err =3D master->_get_device(master); if (err) return err; } base-commit: 3eb40771c00a8488fa6ed2cc1fe203477908bf38 --=20 2.53.0