[CDRIVER-916] Coverity analysis defect 67269: Dereference after null check Created: 08/Oct/15  Updated: 21/Apr/17  Resolved: 14/Oct/15

Status: Closed
Project: C Driver
Component/s: None
Affects Version/s: None
Fix Version/s: 1.3.0-beta0

Type: Bug Priority: Major - P3
Reporter: Coverity Collector User Assignee: Hannes Magnusson
Resolution: Done Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified


 Description   

Pointer is checked against null but then dereferenced anyway

Defect 67269 (STATIC_C)
Checker FORWARD_NULL (subcategory none)
File: /src/mongoc/mongoc-topology-description.c
Function _mongoc_topology_description_update_rs_from_primary
/src/mongoc/mongoc-topology-description.c, line: 892
Comparing "server->set_name" to null implies that "server->set_name" might be null.

       if (!topology->set_name && server->set_name) {

/src/mongoc/mongoc-topology-description.c, line: 895
Passing null pointer "server->set_name" to "strcmp", which dereferences it.

       else if (strcmp(topology->set_name, server->set_name) != 0) {



 Comments   
Comment by Githook User [ 14/Oct/15 ]

Author:

{u'username': u'bjori', u'name': u'Hannes Magnusson', u'email': u'bjori@php.net'}

Message: CDRIVER-916: Dereference after null check
Branch: master
https://github.com/mongodb/mongo-c-driver/commit/8f9a137e931c1c62d11884e2fa882ac1e8c7e7d3

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