kernel: Update to version 4.4.182
Fixes: - CVE-2019-11479 - CVE-2019-11478 - CVE-2019-11477 - CVE-2019-11833 - CVE-2019-11091 - CVE-2018-12126 - CVE-2018-12130 - CVE-2018-12127 - CVE-2019-3882 - CVE-2019-6974 - CVE-2019-3819 - CVE-2019-7221 - CVE-2019-7222 - CVE-2019-3701 - CVE-2018-19985 - CVE-2018-1120 And probably more Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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@@ -0,0 +1,65 @@
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--- a/backport-include/linux/mm.h
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+++ b/backport-include/linux/mm.h
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@@ -39,8 +39,20 @@ static inline
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long backport_get_user_pages_locked(unsigned long start, unsigned long nr_pages,
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int write, int force, struct page **pages, int *locked)
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{
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+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,4,168))
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return get_user_pages_locked(current, current->mm, start, nr_pages,
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write, force, pages, locked);
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+#else
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+ int flags = 0;
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+
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+ if (write)
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+ flags |= FOLL_WRITE;
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+ if (force)
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+ flags |= FOLL_FORCE;
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+
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+ return get_user_pages_locked(current, current->mm, start, nr_pages,
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+ flags, pages, locked);
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+#endif
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}
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#define get_user_pages_locked LINUX_BACKPORT(get_user_pages_locked)
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@@ -48,8 +60,20 @@ static inline
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long backport_get_user_pages_unlocked(unsigned long start, unsigned long nr_pages,
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int write, int force, struct page **pages)
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{
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+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,4,168))
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return get_user_pages_unlocked(current, current->mm, start, nr_pages,
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write, force, pages);
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+#else
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+ int flags = 0;
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+
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+ if (write)
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+ flags |= FOLL_WRITE;
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+ if (force)
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+ flags |= FOLL_FORCE;
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+
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+ return get_user_pages_unlocked(current, current->mm, start, nr_pages,
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+ pages, flags);
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+#endif
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}
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#define get_user_pages_unlocked LINUX_BACKPORT(get_user_pages_unlocked)
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#endif
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@@ -60,8 +84,20 @@ long backport_get_user_pages(unsigned lo
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int write, int force, struct page **pages,
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struct vm_area_struct **vmas)
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{
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+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,4,168))
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return get_user_pages(current, current->mm, start, nr_pages,
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write, force, pages, vmas);
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+#else
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+ int flags = 0;
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+
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+ if (write)
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+ flags |= FOLL_WRITE;
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+ if (force)
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+ flags |= FOLL_FORCE;
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+
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+ return get_user_pages(current, current->mm, start, nr_pages,
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+ flags, pages, vmas);
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+#endif
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}
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#define get_user_pages LINUX_BACKPORT(get_user_pages)
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#endif
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