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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-02 16:57:23 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-02 16:57:23 -0700 |
| commit | 92b4e113155f9c8de9ef71ecdf55d796b68e7318 (patch) | |
| tree | 11da79f48ac33463e5d4bccb0581728f6b53b1b2 /arch | |
| parent | 8ee7a330fbb78344802cc6c3cc8be023b6d05aa0 (diff) | |
| parent | 368b69a5b010cb00fc9ea04d588cff69af1a1359 (diff) | |
| download | linux-92b4e113155f9c8de9ef71ecdf55d796b68e7318.tar.gz linux-92b4e113155f9c8de9ef71ecdf55d796b68e7318.tar.bz2 linux-92b4e113155f9c8de9ef71ecdf55d796b68e7318.zip | |
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fix from Peter Anvin:
"A single quite small patch that managed to get overlooked earlier, to
prevent a user space triggerable oops on systems without HPET"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86, vdso: Fix an OOPS accessing the HPET mapping w/o an HPET
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/vdso/vdso32-setup.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c index e1f220e3ca68..310c5f0dbef1 100644 --- a/arch/x86/vdso/vdso32-setup.c +++ b/arch/x86/vdso/vdso32-setup.c @@ -155,6 +155,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) unsigned long addr; int ret = 0; struct vm_area_struct *vma; + static struct page *no_pages[] = {NULL}; #ifdef CONFIG_X86_X32_ABI if (test_thread_flag(TIF_X32)) @@ -193,7 +194,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) addr - VDSO_OFFSET(VDSO_PREV_PAGES), VDSO_OFFSET(VDSO_PREV_PAGES), VM_READ, - NULL); + no_pages); if (IS_ERR(vma)) { ret = PTR_ERR(vma); |