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From: Patrice Chotard <patrice.chotard@st.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 10/14] mtd: Fix get_mtdparts()
Date: Fri, 10 May 2019 18:11:27 +0200	[thread overview]
Message-ID: <1557504691-26188-11-git-send-email-patrice.chotard@st.com> (raw)
In-Reply-To: <1557504691-26188-1-git-send-email-patrice.chotard@st.com>

When ENV_IS_IN_UBI is enable, get_mtdparts is called before relocation.

During first get_mtdparts() call, mtdparts is not available in environment,
it can be retrieved by calling board_mtdparts_default(), but following
env_set() do nothing as we are before relocation. Finally mtdparts is
still not available in environment.

At second get_mtdparts() call, use_defaults is false, but mtdparts is still
not in environment and is NULL.

Remove use_defaults bool, only mtdparts criteria is useful.

Fixes: commit 5ffcd50612f6 ("mtd: Use default mtdparts/mtids when not defined
in the environment")

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
---

 drivers/mtd/mtd_uboot.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/mtd/mtd_uboot.c b/drivers/mtd/mtd_uboot.c
index d638f70..0a41ed4 100644
--- a/drivers/mtd/mtd_uboot.c
+++ b/drivers/mtd/mtd_uboot.c
@@ -122,7 +122,6 @@ static const char *get_mtdparts(void)
 {
 	__maybe_unused const char *mtdids = NULL;
 	static char tmp_parts[MTDPARTS_MAXLEN];
-	static bool use_defaults = true;
 	const char *mtdparts = NULL;
 
 	if (gd->flags & GD_FLG_ENV_READY)
@@ -130,7 +129,7 @@ static const char *get_mtdparts(void)
 	else if (env_get_f("mtdparts", tmp_parts, sizeof(tmp_parts)) != -1)
 		mtdparts = tmp_parts;
 
-	if (mtdparts || !use_defaults)
+	if (mtdparts)
 		return mtdparts;
 
 #if defined(CONFIG_SYS_MTDPARTS_RUNTIME)
@@ -144,8 +143,6 @@ static const char *get_mtdparts(void)
 	if (mtdparts)
 		env_set("mtdparts", mtdparts);
 
-	use_defaults = false;
-
 	return mtdparts;
 }
 
-- 
1.9.1

  parent reply	other threads:[~2019-05-10 16:11 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-10 16:11 [U-Boot] [PATCH 00/14] Add saveenv support for STM32MP1 Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 01/14] Prepare v2019.07-rc1 Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 02/14] stm32mp1: activate NAND and NOR support on EV1 Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 03/14] stm32mp1: support dynamic MTDPARTS Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 04/14] env: ext4: Allow overriding interface, device and partition Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 05/14] board: stm32mp1: Add env_ext4_get_dev_part() and env_ext4_get_intf() Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 06/14] env: allow ENV_IS_NOWHERE with other storage target Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 07/14] env: enable saveenv command when one CONFIG_ENV_IS_IN is activated Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 08/14] configs: stm32mp15: Enable ENV_IS_IN_EXT4 and all relative flags Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 09/14] stm32mp1: Add env_get_location() Patrice Chotard
2019-05-10 16:11 ` Patrice Chotard [this message]
2019-05-10 16:11 ` [U-Boot] [PATCH 11/14] stm32mp1: Move ENV_SIZE to Kconfig Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 12/14] configs: stm32mp15: Enable ENV_IS_IN_UBI Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 13/14] configs: stm32mp15: Enable ENV_IS_SPI_FLASH Patrice Chotard
2019-05-10 16:11 ` [U-Boot] [PATCH 14/14] stm32mp1: Update env_get_location for NOR support Patrice Chotard
2019-05-10 16:18 ` [U-Boot] [PATCH 00/14] Add saveenv support for STM32MP1 Patrice CHOTARD

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