diff --git a/lib/report/properties.c b/lib/report/properties.c index 82a6a7856..f2174b83c 100644 --- a/lib/report/properties.c +++ b/lib/report/properties.c @@ -93,23 +93,26 @@ static uint32_t _raidmaxrecoveryrate(const struct logical_volume *lv) static const char *_raidintegritymode(const struct logical_volume *lv) { - struct integrity_settings *settings; + struct integrity_settings *settings = NULL; if (lv_raid_has_integrity((struct logical_volume *)lv)) lv_get_raid_integrity_settings((struct logical_volume *)lv, &settings); else if (lv_is_integrity(lv)) settings = &first_seg(lv)->integrity_settings; - if (settings->mode[0] == 'B') - return "bitmap"; - if (settings->mode[0] == 'J') - return "journal"; + if (settings) { + switch (settings->mode[0]) { + case 'B': return "bitmap"; + case 'J': return "journal"; + } + } + return "unknown"; } static uint32_t _raidintegrityblocksize(const struct logical_volume *lv) { - struct integrity_settings *settings; + struct integrity_settings *settings = NULL; if (lv_raid_has_integrity((struct logical_volume *)lv)) lv_get_raid_integrity_settings((struct logical_volume *)lv, &settings); @@ -118,7 +121,7 @@ static uint32_t _raidintegrityblocksize(const struct logical_volume *lv) else return 0; - return settings->block_size; + return (settings) ? settings->block_size : 0; } static uint64_t _integritymismatches(const struct logical_volume *lv) diff --git a/lib/report/report.c b/lib/report/report.c index 80fae2147..2f5811a96 100644 --- a/lib/report/report.c +++ b/lib/report/report.c @@ -3278,7 +3278,7 @@ static int _raidintegritymode_disp(struct dm_report *rh __attribute__((unused)), void *private __attribute__((unused))) { struct logical_volume *lv = (struct logical_volume *) data; - struct integrity_settings *settings; + struct integrity_settings *settings = NULL; const char *mode = NULL; char *repstr; @@ -3289,7 +3289,7 @@ static int _raidintegritymode_disp(struct dm_report *rh __attribute__((unused)), else goto out; - if (settings->mode[0]) { + if (settings && settings->mode[0]) { if (settings->mode[0] == 'B') mode = "bitmap"; else if (settings->mode[0] == 'J') @@ -3314,13 +3314,14 @@ static int _raidintegrityblocksize_disp(struct dm_report *rh __attribute__((unus void *private __attribute__((unused))) { struct logical_volume *lv = (struct logical_volume *) data; - struct integrity_settings *settings; + struct integrity_settings *settings = NULL; if (lv_raid_has_integrity(lv)) lv_get_raid_integrity_settings(lv, &settings); else if (lv_is_integrity(lv)) settings = &first_seg(lv)->integrity_settings; - else + + if (!settings) return dm_report_field_int32(rh, field, &GET_TYPE_RESERVED_VALUE(num_undef_32)); return dm_report_field_uint32(rh, field, &settings->block_size);