On 2019-08-20 03:36, YueHaibing wrote:
Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
  kernel/bpf/xskmap.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/bpf/xskmap.c b/kernel/bpf/xskmap.c
index 4cc28e226398..942c662e2eed 100644
--- a/kernel/bpf/xskmap.c
+++ b/kernel/bpf/xskmap.c
@@ -21,7 +21,7 @@ int xsk_map_inc(struct xsk_map *map)
        struct bpf_map *m = &map->map;
m = bpf_map_inc(m, false);
-       return IS_ERR(m) ? PTR_ERR(m) : 0;
+       return PTR_ERR_OR_ZERO(m);
  }
void xsk_map_put(struct xsk_map *map)


Acked-by: Björn Töpel <bjorn.to...@intel.com>

Thanks for the patch!

For future patches: Prefix AF_XDP socket work with "xsk:" and use "PATCH
bpf-next" to let the developers know what tree you're aiming for.



Cheers!
Björn




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