ARM: ecard: ensure fake vma vm_flags is setup
Our TLB ops want to check the vma vm_flags to find out whether the
mapping is executable. However, we leave this uninitialized in
ecard.c. Initialize it with an appropriate value.
Reported-by: Al Viro <viro@ftp.linux.org.uk>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 4dd0eda..1651d49 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -242,6 +242,7 @@
memcpy(dst_pgd, src_pgd, sizeof(pgd_t) * (EASI_SIZE / PGDIR_SIZE));
+ vma.vm_flags = VM_EXEC;
vma.vm_mm = mm;
flush_tlb_range(&vma, IO_START, IO_START + IO_SIZE);