UBI: fix nameless volumes handling
authorRichard Weinberger <richard@nod.at>
Fri, 13 Jan 2012 14:07:40 +0000 (15:07 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 26 Jan 2012 00:13:24 +0000 (16:13 -0800)
commit9a9cc2b976936fbe82f40f4b0c5a1606b3bc187d
treeaf88f01398a0f83fd302b9b0fa852e50c880b09a
parent5b781fb93a30489403b4237fb68492953aa170b0
UBI: fix nameless volumes handling

commit 4a59c797a18917a5cf3ff7ade296b46134d91e6a upstream.

Currently it's possible to create a volume without a name. E.g:
ubimkvol -n 32 -s 2MiB -t static /dev/ubi0 -N ""

After that vtbl_check() will always fail because it does not permit
empty strings.

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/mtd/ubi/cdev.c