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cleanup: libdm clang warnings

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Add some extra clang pointer validation so we do not try deref NULL.
This commit is contained in:
Zdenek Kabelac 2016-02-22 10:49:45 +01:00
parent 275c9f7e77
commit fba54ae55e
1 changed files with 4 additions and 2 deletions
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6
libdm/libdm-stats.c
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@ -963,7 +963,9 @@ static void _stats_walk_next(const struct dm_stats *dms, int region,
if (!dms || !dms->regions) if (!dms || !dms->regions)
return; return;
cur = &dms->regions[*cur_r]; if (!(cur = &dms->regions[*cur_r]))
return;
present = _stats_region_present(cur); present = _stats_region_present(cur);
if (region && present) if (region && present)
@ -1314,7 +1316,7 @@ static int _dm_stats_populate_region(struct dm_stats *dms, uint64_t region_id,
if (!_stats_bound(dms)) if (!_stats_bound(dms))
return_0; return_0;
if (!_stats_parse_region(dms, resp, region, region->timescale)) { if (!region || !_stats_parse_region(dms, resp, region, region->timescale)) {
log_error("Could not parse @stats_print message response."); log_error("Could not parse @stats_print message response.");
return 0; return 0;
} }