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Do not cache and correctly free() dosmount entry in case of errors.

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PR:		53980 (partially)
This commit is contained in:
Max Khon 2003-09-23 16:44:17 +00:00
parent fedf1d01a2
commit 6c7aa7fe1b
1 changed files with 4 additions and 3 deletions
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7
usr.bin/fstat/msdosfs.c
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@ -100,15 +100,16 @@ msdosfs_filestat(vp, fsp)
if (!mnt) {
if ((mnt = malloc(sizeof(struct dosmount))) == NULL)
err(1, NULL);
mnt->next = mounts;
mounts = mnt;
mnt->kptr = denode.de_pmp;
if (!KVM_READ(denode.de_pmp, &mnt->data, sizeof mnt->data)) {
free(mnt);
dprintf(stderr,
"can't read mount info at %p for pid %d\n",
(void *)denode.de_pmp, Pid);
return 0;
}
mnt->next = mounts;
mounts = mnt;
mnt->kptr = denode.de_pmp;
}
fsp->fsid = dev2udev(denode.de_dev);