From 6ed21f3d704370d5b1a5db8ee953fd7c5cea08d6 Mon Sep 17 00:00:00 2001 From: Patrick Delaunay Date: Tue, 1 Feb 2022 14:37:19 +0100 Subject: [PATCH] board: st: common: update test on misc_read result in command stboard Update management of misc_read/misc_write, which now returns length of data after the commit 8729b1ae2cbd ("misc: Update read() and write() methods to return bytes xfered"): raise a error when the result is not the expected length. Fixes: 658fde8a36ff ("board: stm32mp1: stboard: lock the OTP after programming") Signed-off-by: Patrick Delaunay Reviewed-by: Patrice Chotard --- board/st/common/cmd_stboard.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/board/st/common/cmd_stboard.c b/board/st/common/cmd_stboard.c index 2fba383..c1ecd64 100644 --- a/board/st/common/cmd_stboard.c +++ b/board/st/common/cmd_stboard.c @@ -91,14 +91,14 @@ static int do_stboard(struct cmd_tbl *cmdtp, int flag, int argc, ret = misc_read(dev, STM32_BSEC_OTP(BSEC_OTP_BOARD), &otp, sizeof(otp)); - if (ret < 0) { + if (ret != sizeof(otp)) { puts("OTP read error"); return CMD_RET_FAILURE; } ret = misc_read(dev, STM32_BSEC_LOCK(BSEC_OTP_BOARD), &lock, sizeof(lock)); - if (ret < 0) { + if (ret != sizeof(lock)) { puts("LOCK read error"); return CMD_RET_FAILURE; } @@ -172,7 +172,7 @@ static int do_stboard(struct cmd_tbl *cmdtp, int flag, int argc, ret = misc_write(dev, STM32_BSEC_OTP(BSEC_OTP_BOARD), &otp, sizeof(otp)); - if (ret < 0) { + if (ret != sizeof(otp)) { puts("BOARD programming error\n"); return CMD_RET_FAILURE; } @@ -181,7 +181,7 @@ static int do_stboard(struct cmd_tbl *cmdtp, int flag, int argc, otp = 1; ret = misc_write(dev, STM32_BSEC_LOCK(BSEC_OTP_BOARD), &otp, sizeof(otp)); - if (ret < 0) { + if (ret != sizeof(otp)) { puts("BOARD lock error\n"); return CMD_RET_FAILURE; } -- 2.7.4