This is a note to let you know that I've just added the patch titled mtd: core: Report error if first mtd_otp_size() call fails in mtd_otp_nvmem_add() to the 6.6-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: mtd-core-report-error-if-first-mtd_otp_size-call-fai.patch and it can be found in the queue-6.6 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit c3f3ea31a131078d0dab48b2eeef8466cd24c519 Author: Aapo Vienamo <aapo.vienamo@xxxxxxxxxxxxxxx> Date: Wed Mar 13 19:34:24 2024 +0200 mtd: core: Report error if first mtd_otp_size() call fails in mtd_otp_nvmem_add() [ Upstream commit d44f0bbbd8d182debcce88bda55b05269f3d33d6 ] Jump to the error reporting code in mtd_otp_nvmem_add() if the mtd_otp_size() call fails. Without this fix, the error is not logged. Signed-off-by: Aapo Vienamo <aapo.vienamo@xxxxxxxxxxxxxxx> Reviewed-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx> Reviewed-by: Michael Walle <mwalle@xxxxxxxxxx> Fixes: 4b361cfa8624 ("mtd: core: add OTP nvmem provider support") Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> Link: https://lore.kernel.org/linux-mtd/20240313173425.1325790-2-aapo.vienamo@xxxxxxxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 5c32208b17a1d..97ca2a897f1d4 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -955,8 +955,10 @@ static int mtd_otp_nvmem_add(struct mtd_info *mtd) if (mtd->_get_user_prot_info && mtd->_read_user_prot_reg) { size = mtd_otp_size(mtd, true); - if (size < 0) - return size; + if (size < 0) { + err = size; + goto err; + } if (size > 0) { nvmem = mtd_otp_nvmem_register(mtd, "user-otp", size,