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in lfs_raw_vget(),

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- don't leave references into free'ed memory region. (fix SIGBUSes)
- plug a memory leak.
This commit is contained in:
yamt 2003-07-12 12:28:23 +00:00
parent e01ace1f2e
commit a7f5ddbf64
1 changed files with 7 additions and 6 deletions
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13
sbin/fsck_lfs/lfs.c
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@ -1,4 +1,4 @@
/* $NetBSD: lfs.c,v 1.5 2003/07/12 11:57:59 yamt Exp $ */
/* $NetBSD: lfs.c,v 1.6 2003/07/12 12:28:23 yamt Exp $ */
/*-
* Copyright (c) 2003 The NetBSD Foundation, Inc.
* All rights reserved.
@ -357,11 +357,7 @@ lfs_raw_vget(struct lfs * fs, ino_t ino, int fd, ufs_daddr_t daddr)
LIST_INIT(&vp->v_cleanblkhd);
LIST_INIT(&vp->v_dirtyblkhd);
++nvnodes;
LIST_INSERT_HEAD(&getvnodelist, vp, v_getvnodes);
LIST_INSERT_HEAD(&vnodelist, vp, v_mntvnodes);
vp->v_data = ip = (struct inode *) malloc(sizeof(*ip));
ip = (struct inode *) malloc(sizeof(*ip));
memset(ip, 0, sizeof(*ip));
ip->i_din.ffs1_din = (struct ufs1_dinode *)
@ -385,6 +381,7 @@ lfs_raw_vget(struct lfs * fs, ino_t ino, int fd, ufs_daddr_t daddr)
dip = lfs_ifind(fs, ino, bp);
if (dip == NULL) {
brelse(bp);
free(ip);
free(vp);
return NULL;
}
@ -409,6 +406,10 @@ lfs_raw_vget(struct lfs * fs, ino_t ino, int fd, ufs_daddr_t daddr)
if (ip->i_ffs1_db[i] != 0)
ip->i_lfs_fragsize[i] = blksize(fs, ip, i);
++nvnodes;
LIST_INSERT_HEAD(&getvnodelist, vp, v_getvnodes);
LIST_INSERT_HEAD(&vnodelist, vp, v_mntvnodes);
return vp;
}