X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=fs%2Fexec.c;h=54135df2a9662cbf1f222ee468067812f52e1f72;hb=d680efe9d8fe0eb99d9dd063a4def6b362cdb40d;hp=8344ba73a2a670d37d2b08a2587e149490f87eaa;hpb=6ab3d5624e172c553004ecc862bfeac16d9d68b7;p=powerpc.git

diff --git a/fs/exec.c b/fs/exec.c
index 8344ba73a2..54135df2a9 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -486,8 +486,6 @@ struct file *open_exec(const char *name)
 		if (!(nd.mnt->mnt_flags & MNT_NOEXEC) &&
 		    S_ISREG(inode->i_mode)) {
 			int err = vfs_permission(&nd, MAY_EXEC);
-			if (!err && !(inode->i_mode & 0111))
-				err = -EACCES;
 			file = ERR_PTR(err);
 			if (!err) {
 				file = nameidata_to_filp(&nd, O_RDONLY);
@@ -753,7 +751,7 @@ no_thread_group:
 
 		write_lock_irq(&tasklist_lock);
 		spin_lock(&oldsighand->siglock);
-		spin_lock(&newsighand->siglock);
+		spin_lock_nested(&newsighand->siglock, SINGLE_DEPTH_NESTING);
 
 		rcu_assign_pointer(current->sighand, newsighand);
 		recalc_sigpending();
@@ -922,12 +920,6 @@ int prepare_binprm(struct linux_binprm *bprm)
 	int retval;
 
 	mode = inode->i_mode;
-	/*
-	 * Check execute perms again - if the caller has CAP_DAC_OVERRIDE,
-	 * generic_permission lets a non-executable through
-	 */
-	if (!(mode & 0111))	/* with at least _one_ execute bit set */
-		return -EACCES;
 	if (bprm->file->f_op == NULL)
 		return -EACCES;