forked from pool/syslinux
e8f506f38a
bnc#852856 OBS-URL: https://build.opensuse.org/request/show/208828 OBS-URL: https://build.opensuse.org/package/show/system:install:head/syslinux?expand=0&rev=56
39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
From 73cd9bf26066cad0d4a483e31e1d89802a7ca1f9 Mon Sep 17 00:00:00 2001
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From: Gene Cumm <gene.cumm@gmail.com>
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Date: Wed, 11 May 2011 16:03:30 +0000
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Subject: extlinux/main.c: Fix geometry handling
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1) ioctl HDIO_GETGEO expects a pointer to a struct hd_geometry
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2) struct stat's st_dev is the parent file used; st_rdev is what we want
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Reported-by: Michael Tokarev <mjt@tls.msk.ru>
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Tested-By: Michael Tokarev <mjt@tls.msk.ru>
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Signed-off-by: Gene Cumm <gene.cumm@gmail.com>
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---
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(limited to 'extlinux/main.c')
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diff --git a/extlinux/main.c b/extlinux/main.c
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index e5212a9..6aa6202 100755
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--- a/extlinux/main.c
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+++ b/extlinux/main.c
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@@ -112,7 +112,7 @@ static int sysfs_get_offset(int devfd, unsigned long *start)
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if ((size_t)snprintf(sysfs_name, sizeof sysfs_name,
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"/sys/dev/block/%u:%u/start",
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- major(st.st_dev), minor(st.st_dev))
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+ major(st.st_rdev), minor(st.st_rdev))
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>= sizeof sysfs_name)
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return -1;
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@@ -153,7 +153,7 @@ int get_geometry(int devfd, uint64_t totalbytes, struct hd_geometry *geo)
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memset(geo, 0, sizeof *geo);
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- if (!ioctl(devfd, HDIO_GETGEO, &geo)) {
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+ if (!ioctl(devfd, HDIO_GETGEO, geo)) {
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goto ok;
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} else if (!ioctl(devfd, FDGETPRM, &fd_str)) {
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geo->heads = fd_str.head;
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--
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cgit v0.9.2
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