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devmapper/getroot: use makedev instead of direct shift

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Fixes device detection with large number of devices.

Reported by Tim Wallberg <twalberg@comcast.net>
This commit is contained in:
Andrei Borzenkov 2015-11-07 09:46:46 +03:00
parent 1018e91dce
commit 349a381df0
1 changed files with 1 additions and 2 deletions
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3
grub-core/osdep/devmapper/getroot.c
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@ -208,8 +208,7 @@ grub_util_devmapper_part_to_disk (struct stat *st,
&major, &minor, 0)) &major, &minor, 0))
{ {
*is_part = 1; *is_part = 1;
return grub_find_device ("/dev", return grub_find_device ("/dev", makedev (major, minor));
(major << 8) | minor);
} }
*is_part = 0; *is_part = 0;
return xstrdup (path); return xstrdup (path);