Hi David,
FYI, kernel build failed on
tree: git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-modsign.git modsign-post-KS
head: c563cc3b00d61b65762c9040689f4ddf416b0557
commit: 2d5ea48ef9e8bf8beac19ca2641bd9a93b6aa035 [23/26] MODSIGN: Provide Kconfig options
config: cris-allyesconfig
[error]
kernel/module_signing.c:57:2: error: implicit declaration of function 'IS_ERR' [-Werror=implicit-function-declaration]
kernel/module_signing.c:58:3: error: implicit declaration of function 'PTR_ERR' [-Werror=implicit-function-declaration]
kernel/module_signing.c:58:3: error: implicit declaration of function 'ERR_PTR' [-Werror=implicit-function-declaration]
kernel/module_signing.c:58:3: error: implicit declaration of function 'ERR_CAST' [-Werror=implicit-function-declaration]
[warning]
kernel/module_signing.c:58:3: warning: return makes pointer from integer without a cast [enabled by default]
vim +57 kernel/module_signing.c
41 static struct public_key_signature *mod_make_digest(enum pkey_hash_algo hash,
42 const void *mod,
43 unsigned long modlen)
44 {
45 struct public_key_signature *pks;
46 struct crypto_shash *tfm;
47 struct shash_desc *desc;
48 size_t digest_size, desc_size;
49 int ret;
50
51 pr_devel("==>%s()\n", __func__);
52
53 /* Allocate the hashing algorithm we're going to need and find out how
54 * big the hash operational data will be.
55 */
56 tfm = crypto_alloc_shash(pkey_hash_algo[hash], 0, 0);
> 57 if (IS_ERR(tfm))
58 return (PTR_ERR(tfm) == -ENOENT) ? ERR_PTR(-ENOPKG) : ERR_CAST(tfm);
59
60 desc_size = crypto_shash_descsize(tfm) + sizeof(*desc);
61 digest_size = crypto_shash_digestsize(tfm);
62
63 /* We allocate the hash operational data storage on the end of our
64 * context data and the digest output buffer on the end of that.
65 */
---
0-DAY kernel build testing backend Open Source Technology Centre
Fengguang Wu <wfg@xxxxxxxxxxxxxxx> Intel Corporation
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