diff options
author | Dave Airlie <airlied@redhat.com> | 2017-11-02 12:40:41 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2017-11-02 12:40:41 +1000 |
commit | 7a88cbd8d65d622c00bd76ba4ae1d893b292c91c (patch) | |
tree | 826df7ac42ca13c33828d0142046186b91df686b /lib/digsig.c | |
parent | 0a4334c9e5405f836c46375c6e279cfdda7da6b5 (diff) | |
parent | 0b07194bb55ed836c2cc7c22e866b87a14681984 (diff) |
Backmerge tag 'v4.14-rc7' into drm-next
Linux 4.14-rc7
Requested by Ben Skeggs for nouveau to avoid major conflicts,
and things were getting a bit conflicty already, esp around amdgpu
reverts.
Diffstat (limited to 'lib/digsig.c')
-rw-r--r-- | lib/digsig.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/digsig.c b/lib/digsig.c index 03d7c63837ae..6ba6fcd92dd1 100644 --- a/lib/digsig.c +++ b/lib/digsig.c @@ -87,6 +87,12 @@ static int digsig_verify_rsa(struct key *key, down_read(&key->sem); ukp = user_key_payload_locked(key); + if (!ukp) { + /* key was revoked before we acquired its semaphore */ + err = -EKEYREVOKED; + goto err1; + } + if (ukp->datalen < sizeof(*pkh)) goto err1; |