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| author | Ingo Molnar <mingo@kernel.org> | 2017-11-10 08:21:08 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-11-10 08:21:08 +0100 |
| commit | b5cd3b51e247473e290be5cd09e77171e466cd89 (patch) | |
| tree | ac8c87e1b38f61a4c879c574dc9373db41f3df01 /fs/crypto/keyinfo.c | |
| parent | x86/platform/UV: Convert timers to use timer_setup() (diff) | |
| parent | Merge branch 'akpm' (patches from Andrew) (diff) | |
| download | linux-b5cd3b51e247473e290be5cd09e77171e466cd89.tar.gz linux-b5cd3b51e247473e290be5cd09e77171e466cd89.zip | |
Merge branch 'linus' into x86/platform, to refresh the branch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/crypto/keyinfo.c')
| -rw-r--r-- | fs/crypto/keyinfo.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c index 018c588c7ac3..a38630214058 100644 --- a/fs/crypto/keyinfo.c +++ b/fs/crypto/keyinfo.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * key management facility for FS encryption support. * @@ -109,6 +110,11 @@ static int validate_user_key(struct fscrypt_info *crypt_info, goto out; } ukp = user_key_payload_locked(keyring_key); + if (!ukp) { + /* key was revoked before we acquired its semaphore */ + res = -EKEYREVOKED; + goto out; + } if (ukp->datalen != sizeof(struct fscrypt_key)) { res = -EINVAL; goto out; |