MIPS: Loongson: Fix phys_mem_access_prot() check

The check used to determine if uncached accelerated should be used or not
is wrong. The parenthesis are misplaced and making the test fail.

Signed-off-by: Arnaud Patard <apatard@mandriva.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/1161/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/loongson/common/mem.c b/arch/mips/loongson/common/mem.c
index b5f4025..30eba60 100644 (file)
--- a/arch/mips/loongson/common/mem.c
+++ b/arch/mips/loongson/common/mem.c
@@ -75,7 +75,7 @@ pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
        unsigned long end = offset + size;
 
        if (__uncached_access(file, offset)) {
-               if (((uca_start && offset) >= uca_start) &&
+               if (uca_start && (offset >= uca_start) &&
                    (end <= uca_end))
                        return __pgprot((pgprot_val(vma_prot) &
                                         ~_CACHE_MASK) |