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| author | Philippe Reynes <philippe.reynes@softathome.com> | 2021-10-15 11:28:47 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2021-10-26 15:26:45 -0400 |
| commit | b560c704d66edf30c32c2a588bc1d177750bb418 (patch) | |
| tree | 4fc25c39519712ed5cd16beb1ea31739b292c1f6 | |
| parent | 32cc3929a173246bf55b2a602082cabd971fc71b (diff) | |
| download | u-boot-b560c704d66edf30c32c2a588bc1d177750bb418.zip u-boot-b560c704d66edf30c32c2a588bc1d177750bb418.tar.gz u-boot-b560c704d66edf30c32c2a588bc1d177750bb418.tar.bz2 | |
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 <philippe.reynes@softathome.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
| -rw-r--r-- | lib/rsa/rsa-verify.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/rsa/rsa-verify.c b/lib/rsa/rsa-verify.c index 600c93a..83f7564 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)) { |