Fwd: New Defects reported by Coverity Scan for gluster/glusterfs

[Atin Mukherjee <atin.mukherjee83@xxxxxxxxx>]

new defects introduced in posix xlator.

---------- Forwarded message ---------
From: <scan-admin@xxxxxxxxxxxx>
Date: Tue, Nov 6, 2018 at 8:44 PM
Subject: New Defects reported by Coverity Scan for gluster/glusterfs

Hi,

Please find the latest report on new defect(s) introduced to gluster/glusterfs found with Coverity Scan.

2 new defect(s) introduced to gluster/glusterfs found with Coverity Scan.
1 defect(s), reported by Coverity Scan earlier, were marked fixed in the recent build analyzed by Coverity Scan.

New defect(s) Reported-by: Coverity Scan
Showing 2 of 2 defect(s)


** CID 1396581:  Program hangs  (LOCK)
/xlators/features/locks/src/posix.c: 2952 in pl_metalk()


________________________________________________________________________________________________________
*** CID 1396581:  Program hangs  (LOCK)
/xlators/features/locks/src/posix.c: 2952 in pl_metalk()
2946                 gf_msg(this->name, GF_LOG_WARNING, EINVAL, 0,
2947                        "More than one meta-lock can not be granted on"
2948                        "the inode");
2949                 ret = -1;
2950             }
2951         }
>>>     CID 1396581:  Program hangs  (LOCK)
>>>     "pthread_mutex_lock" locks "pl_inode->mutex" while it is locked.
2952         pthread_mutex_lock(&pl_inode->mutex);
2953     
2954         if (ret == -1) {
2955             goto out;
2956         }
2957     

** CID 1396580:  Program hangs  (LOCK)
/libglusterfs/src/iobuf.c: 370 in iobuf_pool_new()


________________________________________________________________________________________________________
*** CID 1396580:  Program hangs  (LOCK)
/libglusterfs/src/iobuf.c: 370 in iobuf_pool_new()
364                 index = gf_iobuf_get_arena_index(page_size);
365                 if (index == -1) {
366                     gf_msg("iobuf", GF_LOG_ERROR, 0, LG_MSG_PAGE_SIZE_EXCEEDED,
367                            "page_size (%zu) of iobufs in arena being added is "
368                            "greater than max available",
369                            page_size);
>>>     CID 1396580:  Program hangs  (LOCK)
>>>     Returning without unlocking "iobuf_pool->mutex".
370                     return NULL;
371                 }
372     
373                 __iobuf_pool_add_arena(iobuf_pool, page_size, num_pages, index);
374     
375                 arena_size += page_size * num_pages;


________________________________________________________________________________________________________
To view the defects in Coverity Scan visit, https://u2389337.ct.sendgrid.net/wf/click?upn=08onrYu34A-2BWcWUl-2F-2BfV0V05UPxvVjWch-2Bd2MGckcRZBK54bFWohdObZ6wlkeK264nDC24cnLwH4MTOSDXRjQcO27-2F6DmQXPB4g4Mz-2BEJJ0-3D_MGdSxOtVesORpvKsy8XkEUz8gK23WuwInCh-2FVRcDCRF-2Fj7GTDPoxcf-2B4XMSxuE0IKzpwOxTNSoVvntYrckk7boSm-2BfDbr6brN0Go6MddV5Ve8QVPSgbNWXWvZ7l1kLdk6GNEGmAZfIuiGDDWWN8sx8sq3vuMKn14pdt5Dv916hJB1YBm6se3B-2B0HzsV8OiB1EdmLAFIpB4junx8QKmFhR-2FUt5daF2sDOaZ1cRkYuqrw-3D

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