X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=fs%2Fsplice.c;h=56b802bfbfa4879021cc2af03f175e69cec621d8;hb=971d5bc4e5c75bfc4466deaff09839cd6f918eca;hp=59a941d404d9c60b46a83ced4472ee915a7fe93c;hpb=4acadb965c4aa587aac29a0a91203c4745d6fb4e;p=linux-2.6-omap-h63xx.git

diff --git a/fs/splice.c b/fs/splice.c
index 59a941d404d..56b802bfbfa 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -824,13 +824,18 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out,
 {
 	struct address_space *mapping = out->f_mapping;
 	struct inode *inode = mapping->host;
+	int killsuid, killpriv;
 	ssize_t ret;
-	int err;
+	int err = 0;
 
-	err = should_remove_suid(out->f_path.dentry);
-	if (unlikely(err)) {
+	killpriv = security_inode_need_killpriv(out->f_path.dentry);
+	killsuid = should_remove_suid(out->f_path.dentry);
+	if (unlikely(killsuid || killpriv)) {
 		mutex_lock(&inode->i_mutex);
-		err = __remove_suid(out->f_path.dentry, err);
+		if (killpriv)
+			err = security_inode_killpriv(out->f_path.dentry);
+		if (!err && killsuid)
+			err = __remove_suid(out->f_path.dentry, killsuid);
 		mutex_unlock(&inode->i_mutex);
 		if (err)
 			return err;
@@ -903,10 +908,6 @@ static long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
 	if (unlikely(ret < 0))
 		return ret;
 
-	ret = security_file_permission(out, MAY_WRITE);
-	if (unlikely(ret < 0))
-		return ret;
-
 	return out->f_op->splice_write(pipe, out, ppos, len, flags);
 }
 
@@ -929,10 +930,6 @@ static long do_splice_to(struct file *in, loff_t *ppos,
 	if (unlikely(ret < 0))
 		return ret;
 
-	ret = security_file_permission(in, MAY_READ);
-	if (unlikely(ret < 0))
-		return ret;
-
 	return in->f_op->splice_read(in, ppos, pipe, len, flags);
 }