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Bug 1985571 - storage - covscan error - DEADCODE - vdopool if create_vdo else parent
Summary: storage - covscan error - DEADCODE - vdopool if create_vdo else parent
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Red Hat Enterprise Linux 9
Classification: Red Hat
Component: rhel-system-roles
Version: 9.0
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: beta
: 9.0 Beta
Assignee: Rich Megginson
QA Contact: Jakub Haruda
URL:
Whiteboard: role:storage
Depends On:
Blocks: 1985572
TreeView+ depends on / blocked
 
Reported: 2021-07-24 00:12 UTC by Rich Megginson
Modified: 2021-12-07 22:06 UTC (History)
6 users (show)

Fixed In Version: rhel-system-roles-1.7.2-1.el9
Doc Type: No Doc Update
Doc Text:
Clone Of:
: 1985572 (view as bug list)
Environment:
Last Closed: 2021-12-07 22:04:56 UTC
Type: Bug
Target Upstream Version:
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Github linux-system-roles storage pull 217 0 None closed omit unnecessary conditional - deadcode reported by static scanner 2021-07-29 21:20:03 UTC

Description Rich Megginson 2021-07-24 00:12:16 UTC
Description of problem:

There are two covscan reports in storage code:

 8. auto-maintenance-ec364d2e0bd422b69f34871a1188114f368097a0/storage/library/blivet.py:701: dead_error_line: Execution cannot reach the sub-expression "vdopool" inside this expression: "create_vdo ? vdopool : parent".
#   699|                   # This is here for backwards compatibility. Until 8.4 blivet does not support
#   700|                   # vdo_lv optional parameter
#   701|->                 device = self._blivet.new_lv(name=self._volume['name'],
#   702|                                                parents=[vdopool if create_vdo else parent],
#   703|                                                size=size, fmt=fmt)


and

 11. auto-maintenance-ec364d2e0bd422b69f34871a1188114f368097a0/storage/library/blivet.py:695: dead_error_line: Execution cannot reach the sub-expression "parent" inside this expression: "create_vdo ? vdopool : parent".
#   693|           try:
#   694|               if create_vdo:
#   695|->                 device = self._blivet.new_lv(name=self._volume['name'], vdo_lv=create_vdo,
#   696|                                                parents=[vdopool if create_vdo else parent],
#   697|                                                size=size, fmt=fmt)


the one on 695 should just be [vdopool] and the other one should just be [parent]

Version-Release number of selected component (if applicable):


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