Merge to Fedora kernel-2.6.18-1.2224_FC5 patched with stable patch-2.6.18.1-vs2.0...

[linux-2.6.git] / arch / powerpc / kernel / sys_ppc32.c

diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index ec274e6..4b3b2af 100644 (file)
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -14,7 +14,6 @@
  *      2 of the License, or (at your option) any later version.
  */
 
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/fs.h> 
@@ -70,16 +69,20 @@ struct readdir_callback32 {
 };
 
 static int fillonedir(void * __buf, const char * name, int namlen,
-                                 off_t offset, ino_t ino, unsigned int d_type)
+                                 off_t offset, u64 ino, unsigned int d_type)
 {
        struct readdir_callback32 * buf = (struct readdir_callback32 *) __buf;
        struct old_linux_dirent32 __user * dirent;
+       ino_t d_ino;
 
        if (buf->count)
                return -EINVAL;
+       d_ino = ino;
+       if (sizeof(d_ino) < sizeof(ino) && d_ino != ino)
+               return -EOVERFLOW;
        buf->count++;
        dirent = buf->dirent;
-       put_user(ino, &dirent->d_ino);
+       put_user(d_ino, &dirent->d_ino);
        put_user(offset, &dirent->d_offset);
        put_user(namlen, &dirent->d_namlen);
        copy_to_user(dirent->d_name, name, namlen);
@@ -121,15 +124,20 @@ asmlinkage long ppc32_select(u32 n, compat_ulong_t __user *inp,
 
 int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
 {
+       compat_ino_t ino;
        long err;
 
        if (stat->size > MAX_NON_LFS || !new_valid_dev(stat->dev) ||
            !new_valid_dev(stat->rdev))
                return -EOVERFLOW;
 
+       ino = stat->ino;
+       if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino)
+               return -EOVERFLOW;
+
        err  = access_ok(VERIFY_WRITE, statbuf, sizeof(*statbuf)) ? 0 : -EFAULT;
        err |= __put_user(new_encode_dev(stat->dev), &statbuf->st_dev);
-       err |= __put_user(stat->ino, &statbuf->st_ino);
+       err |= __put_user(ino, &statbuf->st_ino);
        err |= __put_user(stat->mode, &statbuf->st_mode);
        err |= __put_user(stat->nlink, &statbuf->st_nlink);
        err |= __put_user(stat->uid, &statbuf->st_uid);
@@ -430,11 +438,6 @@ long compat_sys_execve(unsigned long a0, unsigned long a1, unsigned long a2,
 
        error = compat_do_execve(filename, compat_ptr(a1), compat_ptr(a2), regs);
 
-       if (error == 0) {
-               task_lock(current);
-               current->ptrace &= ~PT_DTRACE;
-               task_unlock(current);
-       }
        putname(filename);
 
 out: