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samples/bpf: Detach xdp prog when program exits unexpectedly in xdp_rxq_info_user
authorZhengchao Shao <shaozhengchao@huawei.com>
Wed, 27 Apr 2022 06:23:38 +0000 (14:23 +0800)
committerAndrii Nakryiko <andrii@kernel.org>
Thu, 28 Apr 2022 02:07:42 +0000 (19:07 -0700)
commit69696236a083a97bae02d2915c3e9aabace10239
treeb8f4397e0970bced7bd13482b3fb8377e9223660tree | snapshot
parent71d68c6d419c3743ce010febe4310b6df2deefc4commit | diff
samples/bpf: Detach xdp prog when program exits unexpectedly in xdp_rxq_info_user

When xdp_rxq_info_user program exits unexpectedly, it doesn't detach xdp
prog of device, and other xdp prog can't be attached to the device. So
call init_exit() to detach xdp prog when program exits unexpectedly.

Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220427062338.80173-1-shaozhengchao@huawei.com
samples/bpf/xdp_rxq_info_user.c diff | blob | history
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