net/gve: possible misuse of comma
http://bugs.dpdk.org/show_bug.cgi?id=1808
Bug ID: 1808
Summary: net/gve: possible misuse of comma
Product: DPDK
Version: 20.11
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: ethdev
Assignee: [email protected]
Reporter: [email protected]Target Milestone: ---
If DPDK is built with clang and -Wcomma is enabled for drivers, then gve driver has warnings:
[973/3622] Compiling C object drivers/...et_gve.a.p/net_gve_base_gve_adminq.c.o ../drivers/net/gve/base/gve_adminq.c:624:30: warning: possible misuse of comma operator here [-Wcomma]
624 | cpu_to_be64(rxq->mz->iova),
| ^../drivers/net/gve/base/gve_adminq.c:623:3: note: cast expression to void to silence warning
623 | cmd.create_rx_queue.rx_desc_ring_addr =
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| (void)(
624 | cpu_to_be64(rxq->mz->iova),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~
| )../drivers/net/gve/base/gve_adminq.c:626:35: warning: possible misuse of comma operator here [-Wcomma]
626 | cpu_to_be64(rxq->data_mz->iova),
| ^../drivers/net/gve/base/gve_adminq.c:625:3: note: cast expression to void to silence warning
625 | cmd.create_rx_queue.rx_data_ring_addr =
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| (void)(
626 | cpu_to_be64(rxq->data_mz->iova),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| )2 warnings generated.
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