Messages in this thread Patch in this message | | | From | Lin Ming <> | Subject | [PATCH v2 4/6] perf: Remove perf_event_attr::type check | Date | Fri, 15 Jul 2011 14:35:01 +0000 |
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PMU type id can be allocated dynamically, so perf_event_attr::type check when copying attribute from userspace to kernel is not valid.
Signed-off-by: Lin Ming <ming.m.lin@intel.com> --- kernel/events/core.c | 7 ------- 1 files changed, 0 insertions(+), 7 deletions(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c index 9f4f463..7bd8d5d 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -5928,13 +5928,6 @@ static int perf_copy_attr(struct perf_event_attr __user *uattr, if (ret) return -EFAULT; - /* - * If the type exists, the corresponding creation will verify - * the attr->config. - */ - if (attr->type >= PERF_TYPE_MAX) - return -EINVAL; - if (attr->__reserved_1) return -EINVAL; -- 1.7.5.1
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