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From: scan-admin@coverity.com
To: ceph-devel@vger.kernel.org
Subject: New Defects reported by Coverity Scan for ceph
Date: Fri, 05 Dec 2014 06:11:24 -0800	[thread overview]
Message-ID: <5481bd0c47851_8b7113532072648@scan.coverity.com.mail> (raw)


Hi,

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

2 new defect(s) introduced to ceph found with Coverity Scan.
14 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 1256941:  Logically dead code  (DEADCODE)
/erasure-code/jerasure/gf-complete/src/gf_w32.c: 2309 in gf_w32_split_init()

** CID 1256942:  Logically dead code  (DEADCODE)
/erasure-code/jerasure/gf-complete/src/gf_w8.c: 1147 in gf_w8_table_init()


________________________________________________________________________________________________________
*** CID 1256941:  Logically dead code  (DEADCODE)
/erasure-code/jerasure/gf-complete/src/gf_w32.c: 2309 in gf_w32_split_init()
2303       if ((h->arg1 == 4 && h->arg2 == 32) || (h->arg1 == 32 && h->arg2 == 4) ||
2304           ((issse3 || isneon) && h->mult_type == GF_REGION_DEFAULT)) {
2305         ld4 = (struct gf_split_4_32_lazy_data *) h->private;
2306         ld4->last_value = 0;
2307         if ((h->region_type & GF_REGION_NOSIMD) || !(issse3 || isneon)) {
2308           gf->multiply_region.w32 = gf_w32_split_4_32_lazy_multiply_region;
>>>     CID 1256941:  Logically dead code  (DEADCODE)
>>>     Execution cannot reach this statement "if (isneon) {
} else if (h-...".
2309         } else if (isneon) {
2310     #ifdef ARM_NEON
2311           gf_w32_neon_split_init(gf);
2312     #endif
2313         } else if (h->region_type & GF_REGION_ALTMAP) {
2314           gf->multiply_region.w32 = gf_w32_split_4_32_lazy_sse_altmap_multiply_region;

________________________________________________________________________________________________________
*** CID 1256942:  Logically dead code  (DEADCODE)
/erasure-code/jerasure/gf-complete/src/gf_w8.c: 1147 in gf_w8_table_init()
1141       use_simd = 1;
1142     #else
1143       use_simd = 0;
1144     #endif
1145     
1146       if (h->mult_type == GF_MULT_DEFAULT && use_simd) {
>>>     CID 1256942:  Logically dead code  (DEADCODE)
>>>     Execution cannot reach this statement "dd = (struct gf_w8_default_...".
1147         dd = (struct gf_w8_default_data *)h->private;
1148         scase = 3;
1149         bzero(dd->high, sizeof(uint8_t) * GF_FIELD_SIZE * GF_HALF_SIZE);
1150         bzero(dd->low, sizeof(uint8_t) * GF_FIELD_SIZE * GF_HALF_SIZE);
1151         bzero(dd->divtable, sizeof(uint8_t) * GF_FIELD_SIZE * GF_FIELD_SIZE);
1152         bzero(dd->multtable, sizeof(uint8_t) * GF_FIELD_SIZE * GF_FIELD_SIZE);


________________________________________________________________________________________________________
To view the defects in Coverity Scan visit, http://scan.coverity.com/projects/25?tab=overview

To manage Coverity Scan email notifications for "ceph-devel@vger.kernel.org", click http://scan.coverity.com/subscriptions/edit?email=ceph-devel%40vger.kernel.org&token=018084d671e3cc89d00dd2ccb7eb849c .


             reply	other threads:[~2014-12-05 14:11 UTC|newest]

Thread overview: 124+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-05 14:11 scan-admin [this message]
  -- strict thread matches above, loose matches on Subject: below --
2022-08-20 12:22 New Defects reported by Coverity Scan for ceph scan-admin
2022-08-20 13:17 ` Jeff Layton
2022-08-22  3:54   ` Brad Hubbard
2022-08-23 12:52     ` Jeff Layton
2018-01-04  3:32 scan-admin
2017-12-28  1:57 scan-admin
2017-12-21  1:54 scan-admin
2017-12-21  3:34 ` Jos Collin
2017-12-21  4:03   ` Brad Hubbard
2017-12-14  6:49 scan-admin
2017-12-01  2:25 scan-admin
2017-11-23  0:19 scan-admin
2017-11-16 11:35 scan-admin
2017-11-09 11:36 scan-admin
2017-11-02  2:11 scan-admin
2017-10-27  0:31 scan-admin
2017-10-19  3:54 scan-admin
2017-10-12  5:54 scan-admin
2017-10-05  5:08 scan-admin
2017-09-28  5:09 scan-admin
2017-09-21  6:44 scan-admin
2017-09-14  7:19 scan-admin
2017-09-07  5:08 scan-admin
2017-08-31  6:39 scan-admin
2017-08-24 23:32 scan-admin
2017-08-17  3:29 scan-admin
2017-08-10  3:50 scan-admin
2017-08-03  4:57 scan-admin
2017-07-27  3:50 scan-admin
2017-07-28 18:42 ` Gregory Farnum
2017-07-28 22:22   ` Brad Hubbard
2017-07-20  4:08 scan-admin
2017-07-13  5:11 scan-admin
2017-07-06  5:03 scan-admin
2017-06-29  4:08 scan-admin
2017-06-22  4:27 scan-admin
2017-06-15  9:50 scan-admin
2017-06-11 23:46 scan-admin
2017-06-01  4:33 scan-admin
2017-05-25  6:22 scan-admin
2017-05-18  1:44 scan-admin
2017-05-11  5:32 scan-admin
2017-05-04  2:45 scan-admin
2017-04-27  2:22 scan-admin
2017-04-20  5:34 scan-admin
2017-04-13  6:25 scan-admin
2017-04-06  9:40 scan-admin
2017-03-31  1:25 scan-admin
2017-03-23  7:58 scan-admin
2017-03-16  7:37 scan-admin
2017-03-09  6:12 scan-admin
2017-03-02  7:44 scan-admin
2017-02-23  9:09 scan-admin
2017-02-17  2:29 scan-admin
     [not found] ` <CAJE9aOMoxWjhq=g+25hfhMhxSCnHAOwAyNhXvkxS1wwBEd3j+A@mail.gmail.com>
2017-02-17  5:19   ` kefu chai
2017-02-05 10:08 scan-admin
2017-01-27 13:22 scan-admin
2017-01-17  3:01 scan-admin
2017-01-09 10:05 scan-admin
2016-12-30  8:33 scan-admin
2016-12-23  9:16 scan-admin
2016-12-16  8:54 scan-admin
2016-12-09 11:29 scan-admin
2016-12-02 11:08 scan-admin
2016-11-25  7:55 scan-admin
2016-03-19 17:58 scan-admin
2016-03-13 17:40 scan-admin
2016-03-12 18:04 scan-admin
2016-03-05 17:55 scan-admin
2016-03-07 20:59 ` Gregory Farnum
2016-02-27 18:07 scan-admin
2016-02-20 18:26 scan-admin
2016-02-18 20:32 scan-admin
2016-02-13 17:47 scan-admin
2016-02-11 17:57 scan-admin
2016-02-11 22:01 ` Gregory Farnum
2016-02-12 16:36   ` Adam C. Emerson
2016-02-04 20:39 scan-admin
2016-02-03 20:40 scan-admin
2015-05-02 14:37 scan-admin
2015-01-21  1:41 scan-admin
2015-01-16 14:39 scan-admin
2015-01-16 15:17 ` Gregory Farnum
2015-01-16 16:00   ` John Spray
2015-01-16 16:08   ` Sage Weil
     [not found] <54b528bef1f63_1b74f3532c63410@scan.coverity.com.mail>
2015-01-13 14:34 ` Sage Weil
2015-01-13 14:16 scan-admin
2015-01-10 14:36 scan-admin
2015-01-10 15:48 ` Haomai Wang
2015-01-09 14:30 scan-admin
2015-01-09 15:26 ` Sage Weil
2015-01-09 15:32   ` Danny Al-Gaaf
2015-01-04 14:14 scan-admin
2014-12-27 14:13 scan-admin
2014-12-28  6:03 ` Sage Weil
2014-12-26 14:19 scan-admin
2014-12-23 14:37 scan-admin
2014-12-21 14:13 scan-admin
2014-12-18 14:19 scan-admin
2014-12-14 14:17 scan-admin
2014-12-07 20:36 scan-admin
2014-12-02 14:09 scan-admin
2014-11-25 14:09 scan-admin
2014-11-23 14:08 scan-admin
2014-11-20 14:20 scan-admin
2014-11-14 14:21 scan-admin
2014-11-13 14:21 scan-admin
2014-11-11 20:40 scan-admin
2014-11-09 14:12 scan-admin
2014-10-30 13:19 scan-admin
2014-10-30 16:08 ` Sage Weil
2014-10-28 13:16 scan-admin
2014-10-28 18:26 ` Danny Al-Gaaf
2014-10-26 13:17 scan-admin
2014-10-24 17:55 scan-admin
2014-10-24 17:59 ` Sage Weil
2014-10-17 13:27 scan-admin
2014-10-09 13:23 scan-admin
2014-10-02 13:21 scan-admin
2014-09-25 13:18 scan-admin
2014-09-16 21:40 scan-admin
2014-08-16 21:31 scan-admin
2014-08-09 15:30 scan-admin

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