From 34e28bf35f7cc7758f87e6a2b82adf6ca186afdb Mon Sep 17 00:00:00 2001 From: Artem Bityutskiy Date: Wed, 9 Dec 2009 16:31:41 +0200 Subject: ubiformat: check that min IO size is power of 2 Signed-off-by: Artem Bityutskiy --- ubi-utils/src/ubiformat.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/ubi-utils/src/ubiformat.c b/ubi-utils/src/ubiformat.c index 681ea30..c87dfd0 100644 --- a/ubi-utils/src/ubiformat.c +++ b/ubi-utils/src/ubiformat.c @@ -721,6 +721,11 @@ int main(int argc, char * const argv[]) goto out_close_mtd; } + if (!is_power_of_2(mtd.min_io_size)) { + errmsg("min. I/O size is %d, but should be power of 2"); + goto out_close; + } + if (!mtd_info.sysfs_supported) { /* * Linux kernels older than 2.6.30 did not support sysfs -- cgit v1.2.3