From: Lans Zhang <jia.zh...@windriver.com>
Commit e68503bd68 forgot to set digest_len and thus cause the following
error reported by kexec when launching a crash kernel:
kexec_file_load failed: Bad message
Fixes: e68503bd68 (KEYS: Generalise system_verify_data() to provide access to
internal content)
Signed-off-by: Lans Zhang <jia.zh...@windriver.com>
Tested-by: Dave Young <dyo...@redhat.com>
Signed-off-by: David Howells <dhowe...@redhat.com>
Cc: Baoquan He <b...@redhat.com>
Cc: Vivek Goyal <vgo...@redhat.com>
cc: ke...@lists.infradead.org
cc: linux-crypto@vger.kernel.org
---
crypto/asymmetric_keys/mscode_parser.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/crypto/asymmetric_keys/mscode_parser.c
b/crypto/asymmetric_keys/mscode_parser.c
index 6a76d5c70ef6..9492e1c22d38 100644
--- a/crypto/asymmetric_keys/mscode_parser.c
+++ b/crypto/asymmetric_keys/mscode_parser.c
@@ -124,5 +124,10 @@ int mscode_note_digest(void *context, size_t hdrlen,
struct pefile_context *ctx = context;
ctx->digest = kmemdup(value, vlen, GFP_KERNEL);
- return ctx->digest ? 0 : -ENOMEM;
+ if (!ctx->digest)
+ return -ENOMEM;
+
+ ctx->digest_len = vlen;
+
+ return 0;
}
--
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