X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Fanon_inodes.c;h=3bbdb9d023767a142f8917bc793437abf586f211;hb=5439e726b54af8fdd958afa2ff42c4821eaf027a;hp=c16d9be1b017c9ad8cdf6289fddad01df22732bd;hpb=da9592edebceeba1b9301beafe80ec8b9c2db0ce;p=karo-tx-linux.git

diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c
index c16d9be1b017..3bbdb9d02376 100644
--- a/fs/anon_inodes.c
+++ b/fs/anon_inodes.c
@@ -79,9 +79,12 @@ int anon_inode_getfd(const char *name, const struct file_operations *fops,
 	if (IS_ERR(anon_inode_inode))
 		return -ENODEV;
 
+	if (fops->owner && !try_module_get(fops->owner))
+		return -ENOENT;
+
 	error = get_unused_fd_flags(flags);
 	if (error < 0)
-		return error;
+		goto err_module;
 	fd = error;
 
 	/*
@@ -128,6 +131,8 @@ err_dput:
 	dput(dentry);
 err_put_unused_fd:
 	put_unused_fd(fd);
+err_module:
+	module_put(fops->owner);
 	return error;
 }
 EXPORT_SYMBOL_GPL(anon_inode_getfd);