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journal: fix divide-by-zero warning

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Fixes CID#1430209.
This commit is contained in:
Yu Watanabe 2020-08-27 14:02:33 +09:00
parent 8062e643e6
commit 89d36ce8f7
1 changed files with 6 additions and 5 deletions
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11
src/journal/compress.c
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@ -927,11 +927,12 @@ int compress_stream_zstd(int fdf, int fdt, uint64_t max_bytes) {
break;
}
log_debug(
"ZSTD compression finished (%" PRIu64 " -> %" PRIu64 " bytes, %.1f%%)",
in_bytes,
max_bytes - left,
(double) (max_bytes - left) / in_bytes * 100);
if (in_bytes > 0)
log_debug("ZSTD compression finished (%" PRIu64 " -> %" PRIu64 " bytes, %.1f%%)",
in_bytes, max_bytes - left, (double) (max_bytes - left) / in_bytes * 100);
else
log_debug("ZSTD compression finished (%" PRIu64 " -> %" PRIu64 " bytes)",
in_bytes, max_bytes - left);
return 0;
#else