diff options
Diffstat (limited to 'arch/arm/plat-omap/iovmm.c')
| -rw-r--r-- | arch/arm/plat-omap/iovmm.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/plat-omap/iovmm.c b/arch/arm/plat-omap/iovmm.c index 8ce0de247c71..34f0012b5676 100644 --- a/arch/arm/plat-omap/iovmm.c +++ b/arch/arm/plat-omap/iovmm.c @@ -289,10 +289,10 @@ static struct iovm_struct *alloc_iovm_area(struct iommu *obj, u32 da, prev_end = 0; list_for_each_entry(tmp, &obj->mmap, list) { - if (prev_end >= start) + if (prev_end > start) break; - if (start + bytes < tmp->da_start) + if (start + bytes <= tmp->da_start) goto found; if (flags & IOVMF_DA_ANON) @@ -301,7 +301,7 @@ static struct iovm_struct *alloc_iovm_area(struct iommu *obj, u32 da, prev_end = tmp->da_end; } - if ((start > prev_end) && (ULONG_MAX - start >= bytes)) + if ((start >= prev_end) && (ULONG_MAX - start + 1 >= bytes)) goto found; dev_dbg(obj->dev, "%s: no space to fit %08x(%x) flags: %08x\n", |