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x86/vdso: Fix building on big endian host 

We need to call GET_LE to read hdr->e_type.

Fixes: 57f90c3dfc ("x86/vdso: Error out if the vDSO isn't a valid DSO")
Reported-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Segher Boessenkool <segher@kernel.crashing.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: linux-next@vger.kernel.org
Link: http://lkml.kernel.org/r/20160929193442.GA16617@gate.crashing.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Segher Boessenkool 2016-09-29 11:51:00 +00:00 committed by Thomas Gleixner
parent 192d1dccbf
commit e4aad64597
1 changed files with 1 additions and 1 deletions
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2
arch/x86/entry/vdso/vdso2c.h
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@ -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. */