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| author | David S. Miller <davem@davemloft.net> | 2017-01-11 14:43:39 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-11 14:43:39 -0500 |
| commit | 02ac5d1487115d160fab4c3e61b7edc20a945af9 (patch) | |
| tree | 08a39341379ce6f1ad4f3997df36c76ee82cee9c /kernel/bpf | |
| parent | 265592a1dfc31ecab02a960721a1f137e50afb17 (diff) | |
| parent | ba836a6f5ab1243ff5e08a941a2d1de8b31244e1 (diff) | |
| download | linux-02ac5d1487115d160fab4c3e61b7edc20a945af9.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Two AF_* families adding entries to the lockdep tables
at the same time.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/bpf')
| -rw-r--r-- | kernel/bpf/arraymap.c | 2 | ||||
| -rw-r--r-- | kernel/bpf/hashtab.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c index a2ac051c342f..229a5d5df977 100644 --- a/kernel/bpf/arraymap.c +++ b/kernel/bpf/arraymap.c @@ -56,7 +56,7 @@ static struct bpf_map *array_map_alloc(union bpf_attr *attr) attr->value_size == 0 || attr->map_flags) return ERR_PTR(-EINVAL); - if (attr->value_size >= 1 << (KMALLOC_SHIFT_MAX - 1)) + if (attr->value_size > KMALLOC_MAX_SIZE) /* if value_size is bigger, the user space won't be able to * access the elements. */ diff --git a/kernel/bpf/hashtab.c b/kernel/bpf/hashtab.c index 34debc1a9641..3f2bb58952d8 100644 --- a/kernel/bpf/hashtab.c +++ b/kernel/bpf/hashtab.c @@ -274,7 +274,7 @@ static struct bpf_map *htab_map_alloc(union bpf_attr *attr) */ goto free_htab; - if (htab->map.value_size >= (1 << (KMALLOC_SHIFT_MAX - 1)) - + if (htab->map.value_size >= KMALLOC_MAX_SIZE - MAX_BPF_STACK - sizeof(struct htab_elem)) /* if value_size is bigger, the user space won't be able to * access the elements via bpf syscall. This check also makes |