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- From 0ef932f509fd9f9215af2ea4ca2919d3285ddf60 Mon Sep 17 00:00:00 2001
- From: Shiji Yang <[email protected]>
- Date: Thu, 24 Jul 2025 07:50:40 +0800
- Subject: [PATCH 2/2] env: mtd: initialize saved_buf pointer
- When sect_size is greater than CONFIG_ENV_SIZE, this wild
- pointer will cause CPU halt or system crash.
- Fixes: 03fb08d4aef8 ("env: Introduce support for MTD")
- Signed-off-by: Shiji Yang <[email protected]>
- ---
- env/mtd.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
- --- a/env/mtd.c
- +++ b/env/mtd.c
- @@ -201,7 +201,7 @@ static int env_mtd_erase(void)
- {
- struct mtd_info *mtd_env;
- u32 sect_size, sect_num;
- - char *saved_buf, *tmp;
- + char *saved_buf = NULL, *tmp;
- struct erase_info ei;
- size_t ret_len;
- int remaining;
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