AcoSail/kernel_optimize_test
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livepatching

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Pull livepatching fix from Jiri Kosina:
 "A fix for module handling in case kASLR has been enabled, from Zhou
  Chengming"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livepatching:
  livepatch: x86: fix relocation computation with kASLR
This commit is contained in:
Linus Torvalds 2015-11-19 12:16:12 -08:00
commit a3d66b5a17
1 changed files with 6 additions and 0 deletions
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6
kernel/livepatch/core.c
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@ -294,6 +294,12 @@ static int klp_write_object_relocations(struct module *pmod,
for (reloc = obj->relocs; reloc->name; reloc++) {
if (!klp_is_module(obj)) {
#if defined(CONFIG_RANDOMIZE_BASE)
/* If KASLR has been enabled, adjust old value accordingly */
if (kaslr_enabled())
reloc->val += kaslr_offset();
#endif
ret = klp_verify_vmlinux_symbol(reloc->name,
reloc->val);
if (ret)