LoongArch: Remove a bogus reference to ZONE_DMA

Remove dead code. LoongArch does not have a DMA memory zone (24bit DMA).
The architecture does not even define MAX_DMA_PFN.

Cc: stable@vger.kernel.org
Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Signed-off-by: Petr Tesarik <ptesarik@suse.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>

diff --git a/arch/loongarch/mm/init.c b/arch/loongarch/mm/init.c
index fdb7f73ad1601661fd9c43a9d55569b2722e2724..06f11d9e4ec113f545bf7e583ef7f671f01f0608 100644 (file)
--- a/arch/loongarch/mm/init.c
+++ b/arch/loongarch/mm/init.c
@@ -65,9 +65,6 @@ void __init paging_init(void)
 {
        unsigned long max_zone_pfns[MAX_NR_ZONES];
 
-#ifdef CONFIG_ZONE_DMA
-       max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
-#endif
 #ifdef CONFIG_ZONE_DMA32
        max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
 #endif