From 4feabb2b8a50737f55ffe2ab85568fd0a04954d2 Mon Sep 17 00:00:00 2001 From: Francois Berder Date: Sun, 24 May 2026 22:35:59 +0200 Subject: [PATCH] arch: imx9: Fix blk_dwrite/blk_derase error checking blk_dwrite/blk_derase returns the number of blocks written/erased. The existing check allowed partial writes or partial erase to be considered successful. Fix error handling of blk_dwrite/blk_derase by checking that return value corresponds to the number of blocks written/erased. Signed-off-by: Francois Berder --- arch/arm/mach-imx/imx9/qb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-imx/imx9/qb.c b/arch/arm/mach-imx/imx9/qb.c index 1a0a12de3d4..4f73db8e594 100644 --- a/arch/arm/mach-imx/imx9/qb.c +++ b/arch/arm/mach-imx/imx9/qb.c @@ -304,8 +304,8 @@ static int imx_qb_blk(const char * const ifname, ret = blk_derase(bdesc, offset, load_size); } - if (!ret) { - printf("Failed to write to block device\n"); + if (ret != load_size) { + printf("Failed to %s block device\n", save ? "write to" : "erase"); return -EIO; } -- 2.47.3