Commit-ID: e4aad64597d7a2455a541f904365b48d607916db
Gitweb: http://git.kernel.org/tip/e4aad64597d7a2455a541f904365b48d607916db
Author: Segher Boessenkool <segher@xxxxxxxxxxxxxxxxxxx>
AuthorDate: Thu, 29 Sep 2016 11:51:00 +0000
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Fri, 30 Sep 2016 12:37:40 +0200
x86/vdso: Fix building on big endian host
We need to call GET_LE to read hdr->e_type.
Fixes: 57f90c3dfc75 ("x86/vdso: Error out if the vDSO isn't a valid DSO")
Reported-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
Signed-off-by: Segher Boessenkool <segher@xxxxxxxxxxxxxxxxxxx>
Acked-by: Andy Lutomirski <luto@xxxxxxxxxx>
Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Cc: linux-next@xxxxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/20160929193442.GA16617@xxxxxxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/entry/vdso/vdso2c.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/entry/vdso/vdso2c.h b/arch/x86/entry/vdso/vdso2c.h
index 4f74119..3dab75f 100644
--- a/arch/x86/entry/vdso/vdso2c.h
+++ b/arch/x86/entry/vdso/vdso2c.h
@@ -22,7 +22,7 @@ static void BITSFUNC(go)(void *raw_addr, size_t raw_len,
ELF(Phdr) *pt = (ELF(Phdr) *)(raw_addr + GET_LE(&hdr->e_phoff));
- if (hdr->e_type != ET_DYN)
+ if (GET_LE(&hdr->e_type) != ET_DYN)
fail("input is not a shared object\n");
/* Walk the segment table. */
--
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