X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fexec.c;h=7e36c6f6f538adaf0bf4559e6de3b49579141c8e;hb=b0138a6cb7923a997d278b47c176778534d1095b;hp=d993ea1a81aee7b60cdc11ffc9ee18dd09a8658d;hpb=12e36b2f41b6cbc67386fcb9c59c32a3e2033905;p=linux-2.6

diff --git a/fs/exec.c b/fs/exec.c
index d993ea1a81..7e36c6f6f5 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -38,6 +38,7 @@
 #include <linux/binfmts.h>
 #include <linux/swap.h>
 #include <linux/utsname.h>
+#include <linux/pid_namespace.h>
 #include <linux/module.h>
 #include <linux/namei.h>
 #include <linux/proc_fs.h>
@@ -404,12 +405,10 @@ int setup_arg_pages(struct linux_binprm *bprm,
 		bprm->loader += stack_base;
 	bprm->exec += stack_base;
 
-	mpnt = kmem_cache_alloc(vm_area_cachep, SLAB_KERNEL);
+	mpnt = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
 	if (!mpnt)
 		return -ENOMEM;
 
-	memset(mpnt, 0, sizeof(*mpnt));
-
 	down_write(&mm->mmap_sem);
 	{
 		mpnt->vm_mm = mm;
@@ -620,8 +619,8 @@ static int de_thread(struct task_struct *tsk)
 	 * Reparenting needs write_lock on tasklist_lock,
 	 * so it is safe to do it under read_lock.
 	 */
-	if (unlikely(tsk->group_leader == child_reaper))
-		child_reaper = tsk;
+	if (unlikely(tsk->group_leader == child_reaper(tsk)))
+		tsk->nsproxy->pid_ns->child_reaper = tsk;
 
 	zap_other_threads(tsk);
 	read_unlock(&tasklist_lock);
@@ -782,7 +781,7 @@ static void flush_old_files(struct files_struct * files)
 		j++;
 		i = j * __NFDBITS;
 		fdt = files_fdtable(files);
-		if (i >= fdt->max_fds || i >= fdt->max_fdset)
+		if (i >= fdt->max_fds)
 			break;
 		set = fdt->close_on_exec->fds_bits[j];
 		if (!set)
@@ -912,7 +911,7 @@ EXPORT_SYMBOL(flush_old_exec);
 int prepare_binprm(struct linux_binprm *bprm)
 {
 	int mode;
-	struct inode * inode = bprm->file->f_dentry->d_inode;
+	struct inode * inode = bprm->file->f_path.dentry->d_inode;
 	int retval;
 
 	mode = inode->i_mode;
@@ -922,7 +921,7 @@ int prepare_binprm(struct linux_binprm *bprm)
 	bprm->e_uid = current->euid;
 	bprm->e_gid = current->egid;
 
-	if(!(bprm->file->f_vfsmnt->mnt_flags & MNT_NOSUID)) {
+	if(!(bprm->file->f_path.mnt->mnt_flags & MNT_NOSUID)) {
 		/* Set-uid? */
 		if (mode & S_ISUID) {
 			current->personality &= ~PER_CLEAR_ON_SETID;
@@ -1515,13 +1514,14 @@ int do_coredump(long signr, int exit_code, struct pt_regs * regs)
 		ispipe = 1;
  	} else
  		file = filp_open(corename,
-				 O_CREAT | 2 | O_NOFOLLOW | O_LARGEFILE, 0600);
+				 O_CREAT | 2 | O_NOFOLLOW | O_LARGEFILE | flag,
+				 0600);
 	if (IS_ERR(file))
 		goto fail_unlock;
-	inode = file->f_dentry->d_inode;
+	inode = file->f_path.dentry->d_inode;
 	if (inode->i_nlink > 1)
 		goto close_fail;	/* multiple links - don't dump */
-	if (!ispipe && d_unhashed(file->f_dentry))
+	if (!ispipe && d_unhashed(file->f_path.dentry))
 		goto close_fail;
 
 	/* AK: actually i see no reason to not allow this for named pipes etc.,
@@ -1532,7 +1532,7 @@ int do_coredump(long signr, int exit_code, struct pt_regs * regs)
 		goto close_fail;
 	if (!file->f_op->write)
 		goto close_fail;
-	if (!ispipe && do_truncate(file->f_dentry, 0, 0, file) != 0)
+	if (!ispipe && do_truncate(file->f_path.dentry, 0, 0, file) != 0)
 		goto close_fail;
 
 	retval = binfmt->core_dump(signr, regs, file);