app/spdk_top: check the valid pointer earlier

Change-Id: I162d90257e7bf23cff9b9adc84b811f79c404da2
Signed-off-by: GangCao <gang.cao@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/16178
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
This commit is contained in:
GangCao 2023-01-09 02:38:45 -05:00 committed by Tomasz Zawadzki
parent 544a8fe597
commit 3ecf99d65a

View File

@ -488,11 +488,8 @@ rpc_decode_cores_lw_threads(const struct spdk_json_val *val, void *out)
* 'val' value (-2 is to subtract VAL_OBJECT_BEGIN/END). */
uint16_t threads_count = (spdk_json_val_len(val) - 2) / RPC_THREAD_ENTRY_SIZE;
assert(threads != NULL);
threads->thread = calloc(threads_count, sizeof(struct rpc_core_thread_info));
if (!out) {
fprintf(stderr, "Unable to allocate memory for a thread array.\n");
return -1;
}
return spdk_json_decode_array(val, rpc_decode_core_threads_object, threads->thread, threads_count,
&threads->threads_count, sizeof(struct rpc_core_thread_info));