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author | David S. Miller <davem@davemloft.net> | 2016-06-30 05:03:36 -0400 |
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committer | David S. Miller <davem@davemloft.net> | 2016-06-30 05:03:36 -0400 |
commit | ee58b57100ca953da7320c285315a95db2f7053d (patch) | |
tree | 77b815a31240adc4d6326346908137fc6c2c3a96 /kernel/trace/bpf_trace.c | |
parent | 6f30e8b022c8e3a722928ddb1a2ae0be852fcc0e (diff) | |
parent | e7bdea7750eb2a64aea4a08fa5c0a31719c8155d (diff) | |
download | linux-ee58b57100ca953da7320c285315a95db2f7053d.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Several cases of overlapping changes, except the packet scheduler
conflicts which deal with the addition of the free list parameter
to qdisc_enqueue().
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/trace/bpf_trace.c')
-rw-r--r-- | kernel/trace/bpf_trace.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index 037ea6ea3cb2..3de25fbed785 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -208,6 +208,10 @@ static u64 bpf_perf_event_read(u64 r1, u64 index, u64 r3, u64 r4, u64 r5) event->pmu->count) return -EINVAL; + if (unlikely(event->attr.type != PERF_TYPE_HARDWARE && + event->attr.type != PERF_TYPE_RAW)) + return -EINVAL; + /* * we don't know if the function is run successfully by the * return value. It can be judged in other places, such as @@ -347,7 +351,8 @@ static const struct bpf_func_proto *kprobe_prog_func_proto(enum bpf_func_id func } /* bpf+kprobe programs can access fields of 'struct pt_regs' */ -static bool kprobe_prog_is_valid_access(int off, int size, enum bpf_access_type type) +static bool kprobe_prog_is_valid_access(int off, int size, enum bpf_access_type type, + enum bpf_reg_type *reg_type) { /* check bounds */ if (off < 0 || off >= sizeof(struct pt_regs)) @@ -425,7 +430,8 @@ static const struct bpf_func_proto *tp_prog_func_proto(enum bpf_func_id func_id) } } -static bool tp_prog_is_valid_access(int off, int size, enum bpf_access_type type) +static bool tp_prog_is_valid_access(int off, int size, enum bpf_access_type type, + enum bpf_reg_type *reg_type) { if (off < sizeof(void *) || off >= PERF_MAX_TRACE_SIZE) return false; |