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md-cluster: remove useless memset from gather_all_resync_info
This memset is not needed. The lvb is already zeroed because it was recently allocated by lockres_init, which uses kzalloc(), and read_resync_info() doesn't need it to be zero anyway. Reviewed-by: NeilBrown <neilb@suse.com> Signed-off-by: Guoqing Jiang <gqjiang@suse.com> Signed-off-by: Shaohua Li <shli@fb.com>
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@ -777,7 +777,6 @@ static int gather_all_resync_info(struct mddev *mddev, int total_slots)
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bm_lockres->flags |= DLM_LKF_NOQUEUE;
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ret = dlm_lock_sync(bm_lockres, DLM_LOCK_PW);
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if (ret == -EAGAIN) {
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memset(bm_lockres->lksb.sb_lvbptr, '\0', LVB_SIZE);
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s = read_resync_info(mddev, bm_lockres);
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if (s) {
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pr_info("%s:%d Resync[%llu..%llu] in progress on %d\n",
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