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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2018-03-07 13:57:24 +0100
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2018-03-07 13:57:24 +0100
commit249b6bae56fc18f4512fe5bc085f71cc235c0735 (patch)
tree89cf28b0e13c85f0a04d216121cbdafdf9668ba0 /crypto/asymmetric_keys/public_key.c
parent59d9ddb192bc424cc53e52180478001af4fb99a4 (diff)
parentc7ee969dff58a7f5e447e27fe064e2d1ce81d574 (diff)
downloadlinux-crypto-249b6bae56fc18f4512fe5bc085f71cc235c0735.tar.gz
linux-crypto-249b6bae56fc18f4512fe5bc085f71cc235c0735.zip
Merge tag 'v4.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into fbdev-for-next
Linux 4.16-rc4
Diffstat (limited to 'crypto/asymmetric_keys/public_key.c')
-rw-r--r--crypto/asymmetric_keys/public_key.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/crypto/asymmetric_keys/public_key.c b/crypto/asymmetric_keys/public_key.c
index de996586..e929fe1e 100644
--- a/crypto/asymmetric_keys/public_key.c
+++ b/crypto/asymmetric_keys/public_key.c
@@ -79,9 +79,11 @@ int public_key_verify_signature(const struct public_key *pkey,
BUG_ON(!pkey);
BUG_ON(!sig);
- BUG_ON(!sig->digest);
BUG_ON(!sig->s);
+ if (!sig->digest)
+ return -ENOPKG;
+
alg_name = sig->pkey_algo;
if (strcmp(sig->pkey_algo, "rsa") == 0) {
/* The data wangled by the RSA algorithm is typically padded