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authorIngo Molnar <mingo@kernel.org>2019-05-16 09:04:48 +0200
committerIngo Molnar <mingo@kernel.org>2019-05-16 09:04:48 +0200
commit00f5764dbb040188e5dce2cd9e648360886b045c (patch)
tree2dc969bb165a27a7cebdd1798b7a697243a790de /kernel/bpf/queue_stack_maps.c
parentx86/kconfig: Disable CONFIG_GENERIC_HWEIGHT and remove __HAVE_ARCH_SW_HWEIGHT (diff)
parentMerge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma (diff)
Merge branch 'linus' into x86/urgent, to pick up dependent changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/bpf/queue_stack_maps.c')
-rw-r--r--kernel/bpf/queue_stack_maps.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/bpf/queue_stack_maps.c b/kernel/bpf/queue_stack_maps.c
index b384ea9f3254..0b140d236889 100644
--- a/kernel/bpf/queue_stack_maps.c
+++ b/kernel/bpf/queue_stack_maps.c
@@ -11,8 +11,7 @@
#include "percpu_freelist.h"
#define QUEUE_STACK_CREATE_FLAG_MASK \
- (BPF_F_NUMA_NODE | BPF_F_RDONLY | BPF_F_WRONLY)
-
+ (BPF_F_NUMA_NODE | BPF_F_ACCESS_MASK)
struct bpf_queue_stack {
struct bpf_map map;
@@ -52,7 +51,8 @@ static int queue_stack_map_alloc_check(union bpf_attr *attr)
/* check sanity of attributes */
if (attr->max_entries == 0 || attr->key_size != 0 ||
attr->value_size == 0 ||
- attr->map_flags & ~QUEUE_STACK_CREATE_FLAG_MASK)
+ attr->map_flags & ~QUEUE_STACK_CREATE_FLAG_MASK ||
+ !bpf_map_flags_access_ok(attr->map_flags))
return -EINVAL;
if (attr->value_size > KMALLOC_MAX_SIZE)