From b28d41afbfebd8c668ee039d10d1a0edbed09dba Mon Sep 17 00:00:00 2001 From: Peiwei Hu Date: Sat, 9 Oct 2021 09:25:27 +0800 Subject: Fix BIO_get_md_ctx return value check Reviewed-by: Shane Lontis Reviewed-by: Tomas Mraz (Merged from https://github.com/openssl/openssl/pull/16792) --- apps/dgst.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/apps/dgst.c b/apps/dgst.c index e595f7d818..b07fff3fb3 100644 --- a/apps/dgst.c +++ b/apps/dgst.c @@ -316,7 +316,7 @@ int dgst_main(int argc, char **argv) EVP_MD_CTX *mctx = NULL; EVP_PKEY_CTX *pctx = NULL; int r; - if (!BIO_get_md_ctx(bmd, &mctx)) { + if (BIO_get_md_ctx(bmd, &mctx) <= 0) { BIO_printf(bio_err, "Error getting context\n"); ERR_print_errors(bio_err); goto end; @@ -345,7 +345,7 @@ int dgst_main(int argc, char **argv) /* we use md as a filter, reading from 'in' */ else { EVP_MD_CTX *mctx = NULL; - if (!BIO_get_md_ctx(bmd, &mctx)) { + if (BIO_get_md_ctx(bmd, &mctx) <= 0) { BIO_printf(bio_err, "Error getting context\n"); ERR_print_errors(bio_err); goto end; -- cgit v1.2.3