diff options
author | David S. Miller <davem@davemloft.net> | 2014-10-02 11:25:43 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2014-10-02 11:25:43 -0700 |
commit | 739e4a758e0e2930f4bcdddd244254bae8dd7499 (patch) | |
tree | 0179d038669ad55591ae05a90b210d7090edf56e /arch/x86/boot/compressed/aslr.c | |
parent | d068b02cfdfc27f5962ec82ec5568b706f599edc (diff) | |
parent | 50dddff3cb9af328dd42bafe3437c7f47e8b38a9 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/usb/r8152.c
net/netfilter/nfnetlink.c
Both r8152 and nfnetlink conflicts were simple overlapping changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/boot/compressed/aslr.c')
-rw-r--r-- | arch/x86/boot/compressed/aslr.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/boot/compressed/aslr.c b/arch/x86/boot/compressed/aslr.c index fc6091abedb..d39189ba7f8 100644 --- a/arch/x86/boot/compressed/aslr.c +++ b/arch/x86/boot/compressed/aslr.c @@ -183,12 +183,27 @@ static void mem_avoid_init(unsigned long input, unsigned long input_size, static bool mem_avoid_overlap(struct mem_vector *img) { int i; + struct setup_data *ptr; for (i = 0; i < MEM_AVOID_MAX; i++) { if (mem_overlaps(img, &mem_avoid[i])) return true; } + /* Avoid all entries in the setup_data linked list. */ + ptr = (struct setup_data *)(unsigned long)real_mode->hdr.setup_data; + while (ptr) { + struct mem_vector avoid; + + avoid.start = (u64)ptr; + avoid.size = sizeof(*ptr) + ptr->len; + + if (mem_overlaps(img, &avoid)) + return true; + + ptr = (struct setup_data *)(unsigned long)ptr->next; + } + return false; } |