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zdb: Fix minor memory leak 

Commit 6b6aaf6dc2 introduced a small
memory leak in zdb.  This was detected by the LeakSanitizer and was
causing all ztest runs to fail.

Reviewed-by: Igor Kozhukhov <igor@dilos.org>
Reviewed-by: Rich Ercolani <rincebrain@gmail.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #14796
This commit is contained in:
Brian Behlendorf 2023-04-26 08:43:39 -07:00 committed by GitHub
parent 0e8a42bbee
commit d960beca61
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1 changed files with 2 additions and 0 deletions
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cmd/zdb/zdb.c
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@ -6940,6 +6940,8 @@ dump_block_stats(spa_t *spa)
if (dump_opt['b'] >= 2) { if (dump_opt['b'] >= 2) {
dump_size_histograms(zcb); dump_size_histograms(zcb);
} }
umem_free(mdstats, sizeof (zfs_blkstat_t));
} }
(void) printf("\n"); (void) printf("\n");