[DPDK/ethdev Bug 1498] warning in hns3 driver with clang and asan

[bugzilla at dpdk.org]

https://bugs.dpdk.org/show_bug.cgi?id=1498

            Bug ID: 1498
           Summary: warning in hns3 driver with clang and asan
           Product: DPDK
           Version: 24.03
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: ethdev
          Assignee: dev at dpdk.org
          Reporter: stephen at networkplumber.org
  Target Milestone: ---

If build is configured with:

meson setup -Db_sanitize=address -Db_lundef=false build

[1225/2990] Compiling C object drivers..._net_hns3.a.p/net_hns3_hns3_ethdev.c.o
In function ‘hns3_fec_get_internal’,
    inlined from ‘hns3_query_dev_fec_info’ at
../drivers/net/hns3/hns3_ethdev.c:6268:8,
    inlined from ‘hns3_get_configuration’ at
../drivers/net/hns3/hns3_ethdev.c:2883:8,
    inlined from ‘hns3_init_pf’ at ../drivers/net/hns3/hns3_ethdev.c:4630:8,
    inlined from ‘hns3_dev_init’ at ../drivers/net/hns3/hns3_ethdev.c:6567:8:
../drivers/net/hns3/hns3_ethdev.c:6061:20: warning: ‘auto_state’ may be used
uninitialized [-Wmaybe-uninitialized]
 6061 |                 if (auto_state == 0x1) {
      |                    ^
../drivers/net/hns3/hns3_ethdev.c: In function ‘hns3_dev_init’:
../drivers/net/hns3/hns3_ethdev.c:6047:17: note: ‘auto_state’ was declared here
 6047 |         uint8_t auto_state;
      |                 ^~~~~~~~~~
[2990/2990] Linking target app/dpdk-test

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