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List: git
Subject: [PATCH 3/3] sha256/gcrypt: die on gcry_md_open failures
From: Eric Wong <e () 80x24 ! org>
Date: 2023-07-31 12:08:08
Message-ID: 20230731120808.1230210-4-e () 80x24 ! org
[Download RAW message or body]
`gcry_md_open' allocates memory and must (like all allocation
functions) be checked for failure.
Signed-off-by: Eric Wong <e@80x24.org>
---
sha256/gcrypt.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/sha256/gcrypt.h b/sha256/gcrypt.h
index 1d06a778af..17a90f1052 100644
--- a/sha256/gcrypt.h
+++ b/sha256/gcrypt.h
@@ -9,7 +9,9 @@ typedef gcry_md_hd_t gcrypt_SHA256_CTX;
static inline void gcrypt_SHA256_Init(gcrypt_SHA256_CTX *ctx)
{
- gcry_md_open(ctx, GCRY_MD_SHA256, 0);
+ gcry_error_t err = gcry_md_open(ctx, GCRY_MD_SHA256, 0);
+ if (err)
+ die("gcry_md_open: %s", gcry_strerror(err));
}
static inline void gcrypt_SHA256_Update(gcrypt_SHA256_CTX *ctx, const void *data, size_t len)
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