diff options
| -rw-r--r-- | ufs/dir.c | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -104,6 +104,9 @@ diskfs_lookup (struct node *dp, char *name, enum lookup_type type, type &= ~SPEC_DOTDOT; namelen = strlen (name); + + if (namelen > MAXNAMLEN) + return ENAMETOOLONG; if (!S_ISDIR (dp->dn_stat.st_mode)) return ENOTDIR; @@ -506,6 +509,8 @@ diskfs_direnter(struct node *dp, case EXTEND: /* Extend the file. */ + assert (needed <= DIRBLKSIZ); + while (dp->dn_stat.st_size + DIRBLKSIZ > dp->allocsize) if (err = diskfs_grow (dp, dp->dn_stat.st_size + DIRBLKSIZ, cred)) { @@ -864,7 +869,8 @@ diskfs_get_directs (struct node *dp, struct olddirect *userd; userd = (struct olddirect *)datap; userd->d_ino = entryp->d_ino; - userd->d_reclen = userd->d_namlen = DIRECT_NAMLEN (entryp); + userd->d_namlen = DIRECT_NAMLEN (entryp); + userd->d_reclen = DIRSIZ (userd->d_namlen); bcopy (entryp->d_name, userd->d_name, DIRECT_NAMLEN (entryp) + 1); #endif i++; |