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diff -up util-linux-2.23.2/lib/loopdev.c.kzak util-linux-2.23.2/lib/loopdev.c
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--- util-linux-2.23.2/lib/loopdev.c.kzak 2014-09-25 10:16:23.521897462 +0200
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+++ util-linux-2.23.2/lib/loopdev.c 2014-09-25 10:23:38.852050990 +0200
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@@ -1129,6 +1129,12 @@ static int loopcxt_check_size(struct loo
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return -errno;
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}
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+ /* It's block device, so, align to 512-byte sectors */
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+ if (expected_size % 512) {
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+ DBG(lc, loopdev_debug("expected size misaligned to 512-byte sectors"));
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+ expected_size = (expected_size >> 9) << 9;
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+ }
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+
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if (expected_size != size) {
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DBG(lc, loopdev_debug("warning: loopdev and expected "
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"size dismatch (%ju/%ju)",
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diff -up util-linux-2.23.2/sys-utils/losetup.c.kzak util-linux-2.23.2/sys-utils/losetup.c
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--- util-linux-2.23.2/sys-utils/losetup.c.kzak 2014-09-25 10:16:23.521897462 +0200
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+++ util-linux-2.23.2/sys-utils/losetup.c 2014-09-25 10:23:38.852050990 +0200
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@@ -632,11 +632,7 @@ int main(int argc, char **argv)
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/* errors */
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errpre = hasdev && loopcxt_get_fd(&lc) < 0 ?
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loopcxt_get_device(&lc) : file;
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- if (errno == ERANGE && offset && offset % 512)
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- warnx(_("%s: failed to set up loop device, "
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- "offset is not 512-byte aligned."), errpre);
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- else
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- warn(_("%s: failed to set up loop device"), errpre);
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+ warn(_("%s: failed to set up loop device"), errpre);
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break;
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} while (hasdev == 0);
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