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Bug #12415

ecpp: variable may be used uninitialized

Added by Toomas Soome 9 months ago. Updated 8 months ago.

Status:
Closed
Priority:
Normal
Assignee:
Category:
driver - device drivers
Start date:
Due date:
% Done:

100%

Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:

Description

Build errors with gcc 9:

    ../../common/io/ecpp.c: In function 'ecpp_isr':
    ../../common/io/ecpp.c:3226:2: error: 'dsr' may be used uninitialized in this function [-Werror=maybe-uninitialized]
     3226 |  ecpp_error(pp->dip,
          |  ^~~~~~~~~~~~~~~~~~~
     3227 |      "isr:unknown: dcsr=%x ecr=%x dsr=%x dcr=%x\nmode=%x phase=%x\n",
          |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     3228 |      dcsr, ECR_READ(pp), dsr, DCR_READ(pp),
          |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     3229 |      pp->current_mode, pp->current_phase);
          |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    ../../common/io/ecpp.c:3226:2: error: 'dcsr' may be used uninitialized in this function [-Werror=maybe-uninitialized]
    cc1: all warnings being treated as errors

#1

Updated by Electric Monk 8 months ago

  • Status changed from In Progress to Closed
  • % Done changed from 90 to 100

git commit f70049b72ff8162093254e3d617172d6df9705f1

commit  f70049b72ff8162093254e3d617172d6df9705f1
Author: Toomas Soome <tsoome@me.com>
Date:   2020-04-01T15:01:16.000Z

    12415 ecpp: variable may be used uninitialized
    Reviewed by: Gary Mills <gary_mills@fastmail.fm>
    Approved by: Dan McDonald <danmcd@joyent.com>

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