Coverity Scan: linux-next weekly scan

Project Name linux-next weekly scan
Lines of code analyzed 24,540,807
On Coverity Scan since Sep 06, 2016
Last build analyzed about 17 hours ago
   
Language C/C++
Repository URL git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next
Homepage URL https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git/
License GPL (GNU General Public License version )

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Analysis Metrics

Version: next-20200918

Sep 18, 2020
Last Analyzed
24,540,807
Lines of Code Analyzed
0.20
Defect Density

Defect changes since previous build dated Sep 17, 2020

7
Newly detected
3
Eliminated

Defects by status for current build

16,461
Total defects
5,029
Outstanding
10,199
Fixed
See how defect density for 'linux-next weekly scan' compares with defect density for other open source projects.  Learn more

Note: Defect density is measured by the number of defects per 1,000 lines of code.


Analysis Metrics per Components

Component Name Pattern Ignore Line of Code Defect density
ACPI .*/acpi/.* No 187,414 0.33
Block .*/block/.* No 155,505 0.16
Crypto .*/crypto/.* No 274,670 0.32
KVM /virt/kvm/.*|/arch/x86/kvm/.* No 54,192 0.70
Lib .*/lib/.* No 326,935 0.47
Arch-x86 .*/arch/x86/.* No 355,772 0.22
Kernel .*/kernel/.* No 405,572 0.41
Sound .*/sound/.* No 0 N/A
Security-Apparmor .*/security/apparmor/.* No 24,172 0.37
Security-Integrity .*/security/integrity/.* No 12,097 0.33
Security-SMACK .*/security/smack/.* No 0 N/A
Security-SELinux .*/security/selinux/.* No 0 N/A
Security-Tomoyo .*/security/tomoyo/.* No 16,487 0.24
Security-Yama .*/security/yama/.* No 662 0.00
Security .*/security/.* No 0 N/A
FS-9P .*/fs/9p/.* No 0 N/A
FS-AFS .*/fs/afs/.* No 0 N/A
FS-BTRFS .*/fs/btrfs.* No 0 N/A
FS-CEPH .*/fs/ceph/.* No 40,613 0.34
FS-CIFS .*/fs/cifs/.* No 101,783 0.58
FS-EXT .*/fs/ext.*/.* No 84,471 0.37
FS-GFS2 .*/fs/gfs2/.* No 44,480 0.38
FS-HFS .*/fs/hfs/.* No 9,383 0.21
FS-HFSPlus .*/fs/hfsplus/.* No 19,101 0.16
FS-JBD .*/fs/jbd.*/.* No 10,597 0.57
FS-JFS2 .*/fs/jffs2/.* No 26,355 0.30
FS-NFS .*/fs/nfs/.* No 116,599 0.19
FS-NFSD .*/fs/nfsd/.* No 57,399 0.33
FS-NILFS2 .*/fs/nilfs2/.* No 32,999 0.30
FS-NTFS .*/fs/ntfs/.* No 33,372 0.66
FS-OCFS2 .*/fs/ocfs2/.* No 136,090 0.37
FS-PROC .*/fs/proc/.* No 22,344 0.36
FS-REISERFS .*/fs/reiserfs/.* No 43,149 0.32
FS-UBIFS .*/fs/ubifs/.* No 47,641 0.34
FS-UDF .*/fs/udf/.* No 17,910 0.22
FS-UFS .*/fs/ufs/.* No 11,867 0.59
FS-XFS .*/fs/xfs/.* No 178,442 0.21
FS .*/fs/.* No 791,538 0.33
Drivers-ATA .*/drivers/ata/.* No 53,905 0.00
Drivers-ATM .*/drivers/atm/.* No 64,543 0.19
Drivers-Bluetooth .*/drivers/bluetooth/.* No 38,633 0.26
Driivers-char .*/drivers/char/.* No 104,567 0.22
GPU-GMA500 .*/drivers/gpu/drm/gma500/.* No 18,585 0.00
GPU-i915 .*/drivers/gpu/drm/i915/.* No 145,595 0.03
GPU-Nouveau .*/drivers/gpu/drm/nouveau/.* No 247,855 0.15
GPU-qxl .*/drivers/gpu/drm/qxl/.* No 6,166 0.00
GPU-Radeon .*/drivers/gpu/drm/radeon/.* No 163,584 0.01
Drivers-HID .*/drivers/hid/.* No 134,755 0.08
Drivers-GPU .*/drivers/gpu/.* No 1,851,198 0.03
Drivers-i2c .*/drivers/i2c/.* No 86,885 0.25
Drivers-HWMON .*/drivers/hwmon/.* No 231,192 0.09
Drivers-Infiniband .*/drivers/infiniband/.* No 461,015 0.29
Drivers-Input .*/drivers/input/.* No 261,857 0.30
Drivers-IDE .*/drivers/ide/.* No 2,794 0.00
Drivers-IIO .*/drivers/iio/.* No 293,645 0.16
Drivers-ISDN .*/drivers/isdn/.* No 179,229 0.09
Drivers-EDAC .*/drivers/edac/.* No 45,075 0.20
Drivers-Firewire .*/drivers/firewire/.* No 21,575 0.05
Drivers-MD .*/drivers/md/.* No 179,259 0.28
Drivers-MFD .*/drivers/mfd/.* No 135,999 0.13
Drivers-Media .*/drivers/media/.* No 1,687,135 0.18
Drivers-Message .*/drivers/message/.* No 33,389 0.03
Drivers-Platform .*/drivers/platform/.* No 124,792 0.42
Drivers-PCI .*/drivers/pci/.* No 96,841 0.31
Drivers-RTC .*/drivers/rtc/.* No 89,425 0.21
Drivers-TTY .*/drivers/tty/.* No 185,076 0.21
Ethernet-broadcom .*/drivers/net/ethernet/broadcom/.* No 264,251 0.14
Ethernet-DEC .*/drivers/net/ethernet/dec/.* No 30,733 0.20
Ethernet-Chelsio .*/drivers/net/ethernet/chelsio/.* No 152,929 0.23
Ethernet-Emulex .*/drivers/net/ethernet/emulex/.* No 26,521 0.11
Ethernet-Intel .*/drivers/net/ethernet/intel/.* No 357,056 0.11
Ethernet-Mellanox .*/drivers/net/ethernet/mellanox/.* No 235,041 0.24
Ethernet-Neterion .*/drivers/net/ethernet/neterion/.* No 48,114 0.17
Ethernet-QLogic .*/drivers/net/ethernet/qlogic/.* No 211,617 0.20
Ethernet-SFC .*/drivers/net/ethernet/sfc/.* No 92,783 0.19
Drivers-Ethernet .*/drivers/net/ethernet/.* No 801,315 0.23
Drivers-Misc .*/drivers/net/misc/.* No 0 N/A
Drivers-MTD .*/drivers/net/mtd/.* No 0 N/A
WIFI-Atheros .*/drivers/net/wireless/ath/.* No 456,732 0.15
WIFI-b43 .*/drivers/net/wireless/b43/.* No 0 N/A
WIFI-b43legacy .*/drivers/net/wireless/b43legacy/.* No 0 N/A
WIFI-brcm80211 .*/drivers/net/wireless/brcm80211/.* No 0 N/A
WIFI-cw1200 .*/drivers/net/wireless/cw1200/.* No 0 N/A
WIFI-ipw2x00 .*/drivers/net/wireless/ipw2x00/.* No 0 N/A
WIFI-iwlegacy .*/drivers/net/wireless/iwlegacy/.* No 0 N/A
WIFI-iwlwifi .*/drivers/net/wireless/iwlwifi/.* No 0 N/A
WIFI-TI .*/drivers/net/wireless/ti/.* No 63,629 0.25
Drivers-wireless .*/drivers/net/wireless/.* No 1,368,929 0.20
Drivers-Net ./driivers/net/.* No 0 N/A
Drivers-MMC ./driivers/mmc/.* No 0 N/A
Drivers-SPI ./driivers/spi/.* No 0 N/A
Drivers-UIWB ./driivers/uwb/.* No 0 N/A
Drivers-Framebuffer ./driivers/video/.* No 0 N/A
Drivers-Watchdog ./driivers/watchdog/.* No 0 N/A
Drivers-Xen ./driivers/xen/.* No 0 N/A
Staging-comedi .*/drivers/staging/comedi/.* No 177,709 0.07
Staging-iio .*/drivers/staging/iio/.* No 26,139 0.23
Staging-lustre .*/drivers/staging/lustre/.* No 0 N/A
Staging-media .*/drivers/staging/media/.* No 158,359 0.23
Staging-rtl8188eu .*/drivers/staging/rtl8188eu/.* No 75,992 0.22
Staging-rtl8192u .*/drivers/staging/rtl8192u/.* No 45,464 0.26
Staging-rtl8712 .*/drivers/staging/rtl8712u/.* No 0 N/A
Staging-vt6655 .*/drivers/staging/vt6655/.* No 16,314 0.00
Staging-rts5208 .*/drivers/staging/rts5208/.* No 21,158 0.00
Staging-unisys .*/drivers/staging/unisys/.* No 5,690 0.00
Drivers-Staging .*/drivers/staging/.* No 358,966 0.24
Drivers-USB .*/drivers/usb/.* No 615,418 0.21
SCSI-aic7xxx .*/drivers/scsi/aic7xxx/.* No 30,832 0.00
SCSI-be2iscsi .*/drivers/scsi/be2iscsi/.* No 11,187 0.00
SCSI-csiostor .*/drivers/scsi/csiostor/.* No 13,089 0.00
SCSI-iscsi .*/drivers/scsi/iscsi/.* No 0 N/A
SCSI-lpfc .*/drivers/scsi/lpfc/.* No 72,128 0.00
SCSI-megaraid .*/drivers/scsi/megaraid/.* No 18,723 0.00
SCSI-mpt2sas .*/drivers/scsi/mpt2sas/.* No 0 N/A
SCSI-mpt3sas .*/drivers/scsi/mpt3sas/.* No 26,656 0.00
SCSI-pm8001 .*/drivers/scsi/pm8001/.* No 13,930 0.00
SCSI-qla2xxx .*/drivers/scsi/qla2xxx/.* No 63,819 0.02
SCSI-qla4xxx .*/drivers/scsi/qla4xxx/.* No 22,296 0.00
Drivers-SCSI .*/drivers/scsi//.* No 0 N/A
Net-802 .*/net/802.*/.* No 8,996 0.22
Drivers .*/drivers/.* No 3,637,189 0.30
Net-Bluetooth .*/net/bluetooth/.* No 93,768 0.14
Net-bridge .*/net/bridge/.* No 41,810 0.22
Net-CAIF .*/net/caif/.* No 10,707 0.75
Net-Core .*/net/core/.* No 96,974 0.11
Net-DCCP .*/net/dccp/.* No 15,835 0.25
Net-DECNET .*/net/decnet/.* No 14,786 0.20
Net-ipv4 .*/net/ipv4/.* No 148,059 0.41
Net-ipv6 .*/net/ipv6/.* No 111,150 0.48
Net-IRDA .*/net/irda/.* No 0 N/A
Net-mac80211 .*/net/mac80211/.* No 100,227 0.19
Net-NFC .*/net/nfc/.* No 31,445 0.29
Net-SCTP .*/net/sctp/.* No 57,714 0.23
Net-sched .*/net/sched/.* No 87,056 0.20
Net-Wireless .*/net/wireless/.* No 68,117 0.09
Net-XFRM .*/net/xfrm/.* No 24,181 0.33
Networking .*/net/.* No 766,550 0.24
Other .* No 2,743,760 0.15

CWE Top 25 defects

ID CWE-Name Number of Defects
120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') 10
190 Integer Overflow or Wraparound 26
327 Use of a Broken or Risky Cryptographic Algorithm 6
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