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example/perf: Fix warning about scanbuild.

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rc has been assigned to -1 directly, so it's no used here.

Issue:
accel_perf.c:681:7: warning: Although the value
stored to 'rc' is used in the enclosing expression,
the value is never actually read from 'rc'
        if ((rc = spdk_app_parse_args(argc, argv, &opts, "o:q:t:yw:P:f:", NULL, parse_args,
             ^    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.

Signed-off-by: yidong0635 <dongx.yi@intel.com>
Change-Id: I1d0a4447c4655bde97fa18d50b694809fc9010ea
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/4825
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
This commit is contained in:
yidong0635 2020-10-22 14:37:39 -04:00 committed by Tomasz Zawadzki
parent eb9577f8d5
commit 1e2b38ba78
1 changed files with 2 additions and 2 deletions
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4
examples/accel/perf/accel_perf.c
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@ -678,8 +678,8 @@ main(int argc, char **argv)
pthread_mutex_init(&g_workers_lock, NULL);
spdk_app_opts_init(&opts);
opts.reactor_mask = "0x1";
if ((rc = spdk_app_parse_args(argc, argv, &opts, "o:q:t:yw:P:f:", NULL, parse_args,
usage)) != SPDK_APP_PARSE_ARGS_SUCCESS) {
if (spdk_app_parse_args(argc, argv, &opts, "o:q:t:yw:P:f:", NULL, parse_args,
usage) != SPDK_APP_PARSE_ARGS_SUCCESS) {
rc = -1;
goto cleanup;
}