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| author | James Morris <james.morris@microsoft.com> | 2019-01-22 14:33:10 -0800 |
|---|---|---|
| committer | James Morris <james.morris@microsoft.com> | 2019-01-22 14:33:10 -0800 |
| commit | 9624d5c9c7ff6836bbf9f9b230fd1fcf3d56f91a (patch) | |
| tree | e9c1e5d2400ad20c5a9cd633b52a42a00d1d98cb /kernel/trace/trace_kprobe.c | |
| parent | 3e8c73671244af16f1a6042f1c10d13b75cd1156 (diff) | |
| parent | 49a57857aeea06ca831043acbb0fa5e0f50602fd (diff) | |
Merge tag 'v5.0-rc3' into next-general
Sync to Linux 5.0-rc3 to pull in the VFS changes which impacted a lot
of the LSM code.
Diffstat (limited to 'kernel/trace/trace_kprobe.c')
| -rw-r--r-- | kernel/trace/trace_kprobe.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 5c19b8c41c7e..d5fb09ebba8b 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -607,11 +607,17 @@ static int trace_kprobe_create(int argc, const char *argv[]) char buf[MAX_EVENT_NAME_LEN]; unsigned int flags = TPARG_FL_KERNEL; - /* argc must be >= 1 */ - if (argv[0][0] == 'r') { + switch (argv[0][0]) { + case 'r': is_return = true; flags |= TPARG_FL_RETURN; - } else if (argv[0][0] != 'p' || argc < 2) + break; + case 'p': + break; + default: + return -ECANCELED; + } + if (argc < 2) return -ECANCELED; event = strchr(&argv[0][1], ':'); |