>Number: 147303
>Category: bin
>Synopsis: restore(8) uses uninitialized variables: tape.c dirs.c
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Wed Jun 02 01:20:03 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator: FreeBSD 8 /sbin/restore
>Release: FreeBSD {2,3,4,5,6,7,8}R
>Organization:
>Environment:
>Description:
in /sbin/restore(8)<tape.c>getvol():
if goto "gethdr" (line 336), variable "newvol" (line 421) is uninitialized.
others are some exist (dirs.c, ...).
"-Wall".
http://www.freebsd.org/cgi/cvsweb.cgi/src/sbin/restore/tape.c?rev=1.56
Revision 1.56
Sat Feb 13 10:22:07 2010 UTC (3 months, 2 weeks ago) by jh
Branches: MAIN
CVS tags: HEAD
312 void
313 getvol(long nextvol)
314 {
315 int64_t prevtapea;
316 long i, newvol, savecnt;
317 union u_spcl tmpspcl;
318 # define tmpbuf tmpspcl.s_spcl
319 char buf[TP_BSIZE];
320
321 if (nextvol == 1) {
322 tapesread = 0;
323 gettingfile = 0;
324 }
325 prevtapea = tapeaddr;
325 savecnt = blksread;
327 if (pipein) {
328 if (nextvol != 1) {
329 panic("Changing volumes on pipe input?\n");
330 /* Avoid looping if we couldn't ask the user. */
331 if (yflag || ferror(terminal) || feof(terminal))
332 done(1);
333 }
334 if (volno == 1)
335 return;
336 goto gethdr;
337 }
338 again:
:
415 if (mt == -1) {
416 fprintf(stderr, "Cannot open %s\n", magtape);
417 volno = -1;
418 goto again;
419 }
420 gethdr:
421 volno = newvol;
>How-To-Repeat:
gcc -Wall
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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