Andrew Morton <[EMAIL PROTECTED]> wrote:
>
> It's the new rock-ridge bounds checking.
Try this, please?
diff -puN fs/isofs/rock.c~rock-handle-directory-overflows-fix fs/isofs/rock.c
--- 25/fs/isofs/rock.c~rock-handle-directory-overflows-fix Fri Mar 25
14:21:32 2005
+++ 25-akpm/fs/isofs/rock.c Fri Mar 25 14:22:01 2005
@@ -218,12 +218,12 @@ repeat:
if (rr->len < 3)
goto out; /* Something got screwed up here */
sig = isonum_721(rs.chr);
+ if (rock_check_overflow(&rs, sig))
+ goto eio;
rs.chr += rr->len;
rs.len -= rr->len;
if (rs.len < 0)
goto eio; /* corrupted isofs */
- if (rock_check_overflow(&rs, sig))
- goto eio;
switch (sig) {
case SIG('R', 'R'):
@@ -316,12 +316,12 @@ repeat:
if (rr->len < 3)
goto out; /* Something got screwed up here */
sig = isonum_721(rs.chr);
+ if (rock_check_overflow(&rs, sig))
+ goto eio;
rs.chr += rr->len;
rs.len -= rr->len;
if (rs.len < 0)
goto eio; /* corrupted isofs */
- if (rock_check_overflow(&rs, sig))
- goto eio;
switch (sig) {
#ifndef CONFIG_ZISOFS /* No flag for SF or ZF */
@@ -694,12 +694,12 @@ repeat:
if (rr->len < 3)
goto out; /* Something got screwed up here */
sig = isonum_721(rs.chr);
+ if (rock_check_overflow(&rs, sig))
+ goto out;
rs.chr += rr->len;
rs.len -= rr->len;
if (rs.len < 0)
goto out; /* corrupted isofs */
- if (rock_check_overflow(&rs, sig))
- goto out;
switch (sig) {
case SIG('R', 'R'):
_
-
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