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Make a tighter test for valid inode numbers in getnextinode().

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This commit is contained in:
Kirk McKusick 2000-07-15 18:28:36 +00:00
parent 79d11e0960
commit 6c91ca38b0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=63231
3 changed files with 9 additions and 6 deletions
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5
sbin/fsck/inode.c
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@ -307,7 +307,7 @@ ginode(inumber)
* Special purpose version of ginode used to optimize first pass
* over all the inodes in numerical order.
*/
ino_t nextino, lastinum;
ino_t nextino, lastinum, lastvalidinum;
long readcnt, readpercg, fullcnt, inobufsize, partialcnt, partialsize;
struct dinode *inodebuf;
@ -319,7 +319,7 @@ getnextinode(inumber)
ufs_daddr_t dblk;
static struct dinode *dp;
if (inumber != nextino++ || inumber > maxino)
if (inumber != nextino++ || inumber > lastvalidinum)
errx(EEXIT, "bad inode number %d to nextinode", inumber);
if (inumber >= lastinum) {
readcnt++;
@ -348,6 +348,7 @@ setinodebuf(inum)
if (inum % sblock.fs_ipg != 0)
errx(EEXIT, "bad inode number %d to setinodebuf", inum);
lastvalidinum = inum + sblock.fs_ipg - 1;
startinum = 0;
nextino = inum;
lastinum = inum;

5
sbin/fsck_ffs/inode.c
View File

@ -307,7 +307,7 @@ ginode(inumber)
* Special purpose version of ginode used to optimize first pass
* over all the inodes in numerical order.
*/
ino_t nextino, lastinum;
ino_t nextino, lastinum, lastvalidinum;
long readcnt, readpercg, fullcnt, inobufsize, partialcnt, partialsize;
struct dinode *inodebuf;
@ -319,7 +319,7 @@ getnextinode(inumber)
ufs_daddr_t dblk;
static struct dinode *dp;
if (inumber != nextino++ || inumber > maxino)
if (inumber != nextino++ || inumber > lastvalidinum)
errx(EEXIT, "bad inode number %d to nextinode", inumber);
if (inumber >= lastinum) {
readcnt++;
@ -348,6 +348,7 @@ setinodebuf(inum)
if (inum % sblock.fs_ipg != 0)
errx(EEXIT, "bad inode number %d to setinodebuf", inum);
lastvalidinum = inum + sblock.fs_ipg - 1;
startinum = 0;
nextino = inum;
lastinum = inum;

5
sbin/fsck_ifs/inode.c
View File

@ -307,7 +307,7 @@ ginode(inumber)
* Special purpose version of ginode used to optimize first pass
* over all the inodes in numerical order.
*/
ino_t nextino, lastinum;
ino_t nextino, lastinum, lastvalidinum;
long readcnt, readpercg, fullcnt, inobufsize, partialcnt, partialsize;
struct dinode *inodebuf;
@ -319,7 +319,7 @@ getnextinode(inumber)
ufs_daddr_t dblk;
static struct dinode *dp;
if (inumber != nextino++ || inumber > maxino)
if (inumber != nextino++ || inumber > lastvalidinum)
errx(EEXIT, "bad inode number %d to nextinode", inumber);
if (inumber >= lastinum) {
readcnt++;
@ -348,6 +348,7 @@ setinodebuf(inum)
if (inum % sblock.fs_ipg != 0)
errx(EEXIT, "bad inode number %d to setinodebuf", inum);
lastvalidinum = inum + sblock.fs_ipg - 1;
startinum = 0;
nextino = inum;
lastinum = inum;