From: Hiroshi DOYU <Hiroshi.DOYU@xxxxxxxxx>
A bit (2 << 0) is set both on SECTION and SUPERSECTION. To identify
SUPERSECTION correctly, other bits should be compared too.
Reported-by: "Srinivas Pulukuru" <srinivas.pulukuru@xxxxxx>
Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@xxxxxxxxx>
---
arch/arm/plat-omap/iommu.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/arm/plat-omap/iommu.c b/arch/arm/plat-omap/iommu.c
index 4b60127..94584f1 100644
--- a/arch/arm/plat-omap/iommu.c
+++ b/arch/arm/plat-omap/iommu.c
@@ -664,7 +664,7 @@ static size_t iopgtable_clear_entry_core(struct iommu *obj, u32 da)
nent = 1; /* for the next L1 entry */
} else {
bytes = IOPGD_SIZE;
- if (*iopgd & IOPGD_SUPER) {
+ if ((*iopgd & IOPGD_SUPER) == IOPGD_SUPER) {
nent *= 16;
/* rewind to the 1st entry */
iopgd = (u32 *)((u32)iopgd & IOSUPER_MASK);
--
1.6.0.4
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