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Util: check the error case of NULL pointer

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Change-Id: I0be36b584c99de822920b935c34708576617ffc3
Signed-off-by: GangCao <gang.cao@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8176
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Xiaodong Liu <xiaodong.liu@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: <dongx.yi@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
This commit is contained in:
GangCao 2021-06-04 15:23:41 -04:00 committed by Tomasz Zawadzki
parent 5a21edf4e3
commit 9cedc7202c
1 changed files with 6 additions and 0 deletions
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6
examples/util/zipf/zipf.c
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@ -83,6 +83,12 @@ main(int argc, char **argv)
zipf = spdk_zipf_create(range, theta, time(NULL));
h = spdk_histogram_data_alloc();
if (zipf == NULL || h == NULL) {
spdk_zipf_free(&zipf);
spdk_histogram_data_free(h);
printf("out of resource\n");
return 1;
}
for (i = 0; i < count; i++) {
spdk_histogram_data_tally(h, spdk_zipf_generate(zipf));