From b560c704d66edf30c32c2a588bc1d177750bb418 Mon Sep 17 00:00:00 2001 From: Philippe Reynes Date: Fri, 15 Oct 2021 11:28:47 +0200 Subject: [PATCH] lib: rsa: rsa-verify: also check that padding is not NULL This commit adds a check on the padding in the function rsa_verify_key to avoid using a NULL pointer. Signed-off-by: Philippe Reynes Reviewed-by: Simon Glass --- lib/rsa/rsa-verify.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/rsa/rsa-verify.c b/lib/rsa/rsa-verify.c index 600c93ab81..83f7564101 100644 --- a/lib/rsa/rsa-verify.c +++ b/lib/rsa/rsa-verify.c @@ -340,7 +340,7 @@ static int rsa_verify_key(struct image_sign_info *info, struct padding_algo *padding = info->padding; int hash_len; - if (!prop || !sig || !hash || !checksum) + if (!prop || !sig || !hash || !checksum || !padding) return -EIO; if (sig_len != (prop->num_bits / 8)) { -- 2.39.5