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authorJakub Kicinski <kuba@kernel.org>2021-08-26 23:45:47 +0300
committerJakub Kicinski <kuba@kernel.org>2021-08-27 03:57:57 +0300
commit97c78d0af55fff206947a5f2b85b690b5acf28ce (patch)
tree9799b7594e0f4429919882a684d36ba649e0408b /kernel
parentdeecae7d96843fceebae06445b3f4bf8cceca31a (diff)
parent73367f05b25dbd064061aee780638564d15b01d1 (diff)
downloadlinux-97c78d0af55fff206947a5f2b85b690b5acf28ce.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/wwan/mhi_wwan_mbim.c - drop the extra arg. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/bpf/verifier.c8
-rw-r--r--kernel/cred.c12
-rw-r--r--kernel/fork.c8
3 files changed, 16 insertions, 12 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index e5f2b23bb7c9..9134aedfdb7d 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -5302,8 +5302,6 @@ static int check_map_func_compatibility(struct bpf_verifier_env *env,
case BPF_MAP_TYPE_RINGBUF:
if (func_id != BPF_FUNC_ringbuf_output &&
func_id != BPF_FUNC_ringbuf_reserve &&
- func_id != BPF_FUNC_ringbuf_submit &&
- func_id != BPF_FUNC_ringbuf_discard &&
func_id != BPF_FUNC_ringbuf_query)
goto error;
break;
@@ -5412,6 +5410,12 @@ static int check_map_func_compatibility(struct bpf_verifier_env *env,
if (map->map_type != BPF_MAP_TYPE_PERF_EVENT_ARRAY)
goto error;
break;
+ case BPF_FUNC_ringbuf_output:
+ case BPF_FUNC_ringbuf_reserve:
+ case BPF_FUNC_ringbuf_query:
+ if (map->map_type != BPF_MAP_TYPE_RINGBUF)
+ goto error;
+ break;
case BPF_FUNC_get_stackid:
if (map->map_type != BPF_MAP_TYPE_STACK_TRACE)
goto error;
diff --git a/kernel/cred.c b/kernel/cred.c
index e6fd2b3fc31f..f784e08c2fbd 100644
--- a/kernel/cred.c
+++ b/kernel/cred.c
@@ -286,13 +286,13 @@ struct cred *prepare_creds(void)
new->security = NULL;
#endif
- if (security_prepare_creds(new, old, GFP_KERNEL_ACCOUNT) < 0)
- goto error;
-
new->ucounts = get_ucounts(new->ucounts);
if (!new->ucounts)
goto error;
+ if (security_prepare_creds(new, old, GFP_KERNEL_ACCOUNT) < 0)
+ goto error;
+
validate_creds(new);
return new;
@@ -753,13 +753,13 @@ struct cred *prepare_kernel_cred(struct task_struct *daemon)
#ifdef CONFIG_SECURITY
new->security = NULL;
#endif
- if (security_prepare_creds(new, old, GFP_KERNEL_ACCOUNT) < 0)
- goto error;
-
new->ucounts = get_ucounts(new->ucounts);
if (!new->ucounts)
goto error;
+ if (security_prepare_creds(new, old, GFP_KERNEL_ACCOUNT) < 0)
+ goto error;
+
put_cred(old);
validate_creds(new);
return new;
diff --git a/kernel/fork.c b/kernel/fork.c
index e8b41e212110..c97e85245dfc 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -828,10 +828,10 @@ void __init fork_init(void)
for (i = 0; i < MAX_PER_NAMESPACE_UCOUNTS; i++)
init_user_ns.ucount_max[i] = max_threads/2;
- set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_NPROC, task_rlimit(&init_task, RLIMIT_NPROC));
- set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_MSGQUEUE, task_rlimit(&init_task, RLIMIT_MSGQUEUE));
- set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_SIGPENDING, task_rlimit(&init_task, RLIMIT_SIGPENDING));
- set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_MEMLOCK, task_rlimit(&init_task, RLIMIT_MEMLOCK));
+ set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_NPROC, RLIM_INFINITY);
+ set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_MSGQUEUE, RLIM_INFINITY);
+ set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_SIGPENDING, RLIM_INFINITY);
+ set_rlimit_ucount_max(&init_user_ns, UCOUNT_RLIMIT_MEMLOCK, RLIM_INFINITY);
#ifdef CONFIG_VMAP_STACK
cpuhp_setup_state(CPUHP_BP_PREPARE_DYN, "fork:vm_stack_cache",