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Don't try to dereference a pointer to freed memory.

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PR:		bin/7393
This commit is contained in:
Dag-Erling Smørgrav 1998-07-29 17:50:06 +00:00
parent d974cf4dda
commit 1f89173a8c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=37952
1 changed files with 4 additions and 7 deletions
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11
usr.bin/du/du.c
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@ -67,8 +67,7 @@ main(argc, argv)
{
FTS *fts;
FTSENT *p;
FTSENT *savedp;
long blocksize;
long blocksize, savednumber = 0;
int ftsoptions;
int listall;
int depth;
@ -184,7 +183,6 @@ main(argc, argv)
err(1, "fts_open");
while ((p = fts_read(fts)) != NULL) {
savedp = p;
switch (p->fts_info) {
case FTS_D: /* Ignore. */
break;
@ -216,15 +214,14 @@ main(argc, argv)
p->fts_parent->fts_number += p->fts_statp->st_blocks;
}
savednumber = p->fts_number;
}
if (errno)
err(1, "fts_read");
if (cflag) {
p = savedp->fts_parent;
(void) printf("%ld\ttotal\n", howmany(p->fts_number, blocksize));
}
if (cflag)
(void) printf("%ld\ttotal\n", howmany(savednumber, blocksize));
exit(rval);
}