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| author | Wei Yongjun <weiyongjun1@huawei.com> | 2017-05-16 14:22:47 +0000 |
|---|---|---|
| committer | Stefano Stabellini <sstabellini@kernel.org> | 2017-05-18 11:42:32 -0700 |
| commit | 14e3995e63759b80eb22a3c06958d105db4d3f79 (patch) | |
| tree | 683e8a787d1a45bb593c2f45a1042bd60428a79f /kernel/irq_work.c | |
| parent | 69861e0a52f8733355ce246f0db15e1b240ad667 (diff) | |
| download | lwn-14e3995e63759b80eb22a3c06958d105db4d3f79.tar.gz lwn-14e3995e63759b80eb22a3c06958d105db4d3f79.zip | |
xen/9pfs: fix return value check in xen_9pfs_front_probe()
In case of error, the function xenbus_read() returns ERR_PTR() and never
returns NULL. The NULL test in the return value check should be replaced
with IS_ERR().
Fixes: 71ebd71921e4 ("xen/9pfs: connect to the backend")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Diffstat (limited to 'kernel/irq_work.c')
0 files changed, 0 insertions, 0 deletions