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FYI,
To fix these Coverity issues , please check the below link for how to and guidelines: http://www.gluster.org/community/documentation/index.php/Fixing_Issues_Reported_By_Tools_For_Static_Code_Analysis#Coverity Thanks, Lala -------- Original Message --------
Hi,
Please find the latest report on new defect(s) introduced to GlusterFS found with Coverity Scan.
Defect(s) Reported-by: Coverity Scan
Showing 8 of 8 defect(s)
** CID 1223039: Dereference after null check (FORWARD_NULL)
/xlators/features/changelog/src/changelog.c: 2057 in init()
** CID 1223041: Data race condition (MISSING_LOCK)
/xlators/features/snapview-server/src/snapview-server.c: 2768 in init()
** CID 1223040: Data race condition (MISSING_LOCK)
/xlators/features/snapview-server/src/snapview-server.c: 2770 in init()
** CID 1223046: Resource leak (RESOURCE_LEAK)
/xlators/features/snapview-server/src/snapview-server.c: 378 in mgmt_get_snapinfo_cbk()
** CID 1223045: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-snapshot.c: 3826 in glusterd_update_fstype()
** CID 1223044: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-snapshot.c: 5503 in glusterd_snapshot_config_commit()
** CID 1223043: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-geo-rep.c: 1497 in _get_slave_status()
** CID 1223042: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-geo-rep.c: 1035 in _get_status_mst_slv()
________________________________________________________________________________________________________
*** CID 1223039: Dereference after null check (FORWARD_NULL)
/xlators/features/changelog/src/changelog.c: 2057 in init()
2051 GF_FREE (priv->changelog_brick);
2052 GF_FREE (priv->changelog_dir);
2053 if (cond_lock_init)
2054 changelog_pthread_destroy (priv);
2055 GF_FREE (priv);
2056 }
>>> CID 1223039: Dereference after null check (FORWARD_NULL)
>>> Dereferencing null pointer "this".
2057 this->private = NULL;
2058 } else
2059 this->private = priv;
2060
2061 return ret;
2062 }
________________________________________________________________________________________________________
*** CID 1223041: Data race condition (MISSING_LOCK)
/xlators/features/snapview-server/src/snapview-server.c: 2768 in init()
2762 goto out;
2763
2764 this->private = priv;
2765
2766 GF_OPTION_INIT ("volname", priv->volname, str, out);
2767 pthread_mutex_init (&(priv->snaplist_lock), NULL);
>>> CID 1223041: Data race condition (MISSING_LOCK)
>>> Accessing "priv->is_snaplist_done" without holding lock "svs_private.snaplist_lock". Elsewhere, "priv->is_snaplist_done" is accessed with "svs_private.snaplist_lock" held 2 out of 2 times.
2768 priv->is_snaplist_done = 0;
2769 priv->num_snaps = 0;
2770 snap_worker_resume = _gf_false;
2771
2772 /* get the list of snaps first to return to client xlator */
2773 ret = svs_get_snapshot_list (this);
________________________________________________________________________________________________________
*** CID 1223040: Data race condition (MISSING_LOCK)
/xlators/features/snapview-server/src/snapview-server.c: 2770 in init()
2764 this->private = priv;
2765
2766 GF_OPTION_INIT ("volname", priv->volname, str, out);
2767 pthread_mutex_init (&(priv->snaplist_lock), NULL);
2768 priv->is_snaplist_done = 0;
2769 priv->num_snaps = 0;
>>> CID 1223040: Data race condition (MISSING_LOCK)
>>> Accessing "snap_worker_resume" without holding lock "mutex". Elsewhere, "snap_worker_resume" is accessed with "mutex" held 3 out of 3 times.
2770 snap_worker_resume = _gf_false;
2771
2772 /* get the list of snaps first to return to client xlator */
2773 ret = svs_get_snapshot_list (this);
2774 if (ret) {
2775 gf_log (this->name, GF_LOG_ERROR,
________________________________________________________________________________________________________
*** CID 1223046: Resource leak (RESOURCE_LEAK)
/xlators/features/snapview-server/src/snapview-server.c: 378 in mgmt_get_snapinfo_cbk()
372 free (rsp.op_errstr);
373
374 if (myframe)
375 SVS_STACK_DESTROY (myframe);
376
377 error_out:
>>> CID 1223046: Resource leak (RESOURCE_LEAK)
>>> Variable "dirents" going out of scope leaks the storage it points to.
378 return ret;
379 }
380
381 int
382 svs_get_snapshot_list (xlator_t *this)
383 {
________________________________________________________________________________________________________
*** CID 1223045: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-snapshot.c: 3826 in glusterd_update_fstype()
3820 /* Update the file-system type for snap brickinfo */
3821 snprintf (snap_brickinfo->fstype, sizeof (snap_brickinfo->fstype),
3822 "%s", fstype);
3823
3824 ret = 0;
3825 out:
>>> CID 1223045: Resource leak (RESOURCE_LEAK)
>>> Variable "mnt_pt" going out of scope leaks the storage it points to.
3826 return ret;
3827 }
3828
3829 static int32_t
3830 glusterd_add_brick_to_snap_volume (dict_t *dict, dict_t *rsp_dict,
3831 glusterd_volinfo_t *snap_vol,
________________________________________________________________________________________________________
*** CID 1223044: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-snapshot.c: 5503 in glusterd_snapshot_config_commit()
5497 default:
5498 break;
5499 }
5500
5501 out:
5502 gf_log (this->name, GF_LOG_TRACE, "Returning %d", ret);
>>> CID 1223044: Resource leak (RESOURCE_LEAK)
>>> Variable "next_version" going out of scope leaks the storage it points to.
5503 return ret;
5504 }
5505
5506 int
5507 glusterd_get_brick_lvm_details (dict_t *rsp_dict,
5508 glusterd_brickinfo_t *brickinfo, char *volname,
________________________________________________________________________________________________________
*** CID 1223043: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-geo-rep.c: 1497 in _get_slave_status()
1491 conf_path[ret] = '\0';
1492
1493 ret = is_geo_rep_active (param->volinfo,slave, conf_path,
1494 ¶m->is_active);
1495 out:
1496 GF_FREE(errmsg);
>>> CID 1223043: Resource leak (RESOURCE_LEAK)
>>> Variable "slave_url" going out of scope leaks the storage it points to.
1497 return ret;
1498 }
1499
1500 static int
1501 glusterd_op_verify_gsync_running (glusterd_volinfo_t *volinfo,
1502 char *slave, char *conf_path,
________________________________________________________________________________________________________
*** CID 1223042: Resource leak (RESOURCE_LEAK)
/xlators/mgmt/glusterd/src/glusterd-geo-rep.c: 1035 in _get_status_mst_slv()
1029 GF_FREE (errmsg);
1030
1031 if (slave_buf)
1032 GF_FREE(slave_buf);
1033
1034 gf_log ("", GF_LOG_DEBUG, "Returning %d.", ret);
>>> CID 1223042: Resource leak (RESOURCE_LEAK)
>>> Variable "slave_url" going out of scope leaks the storage it points to.
1035 return ret;
1036 }
1037
1038
1039 static int
1040 _get_max_gsync_slave_num (dict_t *this, char *key, data_t *value, void *data)
________________________________________________________________________________________________________
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