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| author | Yang Yingliang <yangyingliang@huawei.com> | 2021-05-26 22:38:05 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-07-14 16:56:55 +0200 |
| commit | 0855952ed4f1a6861fbb0e5d684efd447d7347c9 (patch) | |
| tree | 89d98012a21774047f347538c44deed791ece6cb | |
| parent | ce04375e2d9b9e84d7d1e7b79ac29071e075c5d5 (diff) | |
| download | linux-stable-0855952ed4f1a6861fbb0e5d684efd447d7347c9.tar.gz linux-stable-0855952ed4f1a6861fbb0e5d684efd447d7347c9.tar.bz2 linux-stable-0855952ed4f1a6861fbb0e5d684efd447d7347c9.zip | |
cred: add missing return error code when set_cred_ucounts() failed
commit 5e6b8a50a7cec5686ee2c4bda1d49899c79a7eae upstream.
If set_cred_ucounts() failed, we need return the error code.
Fixes: 905ae01c4ae2 ("Add a reference to ucounts for each cred")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lkml.kernel.org/r/20210526143805.2549649-1-yangyingliang@huawei.com
Reviewed-by: Alexey Gladkov <legion@kernel.org>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | kernel/cred.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/cred.c b/kernel/cred.c index 58a8a9e24347..098213d4a39c 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -372,7 +372,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags) ret = create_user_ns(new); if (ret < 0) goto error_put; - if (set_cred_ucounts(new) < 0) + ret = set_cred_ucounts(new); + if (ret < 0) goto error_put; } |