Commit ccf31c10 authored by Dan Carpenter's avatar Dan Carpenter Committed by Joern Engel
Browse files

logfs: handle errors from get_mtd_device() 



The get_mtd_device() function returns error pointers on failure and if we
don't handle it, it leads to a crash.

Signed-off-by: default avatarDan Carpenter <error27@gmail.com>
Signed-off-by: default avatarJoern Engel <joern@logfs.org>
parent 58e323cf

fs/logfs/dev_mtd.c

+2 −0
Original line number Diff line number Diff line
@@ -250,5 +250,7 @@ int logfs_get_sb_mtd(struct file_system_type *type, int flags, 
	const struct logfs_device_ops *devops = &mtd_devops;



	mtd = get_mtd_device(NULL, mtdnr);

	if (IS_ERR(mtd))

		return PTR_ERR(mtd);

	return logfs_get_sb_device(type, flags, mtd, NULL, devops, mnt);

}