[PATCH] slab: fix 'dubious: x & !y' warning from Sparse

From: Masahiro Yamada
Date: Fri Nov 16 2018 - 00:42:26 EST


Sparse reports:
./include/linux/slab.h:332:43: warning: dubious: x & !y

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---

include/linux/slab.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/slab.h b/include/linux/slab.h
index 918f374..d395c73 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -329,7 +329,7 @@ static __always_inline enum kmalloc_cache_type kmalloc_type(gfp_t flags)
* If an allocation is both __GFP_DMA and __GFP_RECLAIMABLE, return
* KMALLOC_DMA and effectively ignore __GFP_RECLAIMABLE
*/
- return type_dma + (is_reclaimable & !is_dma) * KMALLOC_RECLAIM;
+ return type_dma + (is_reclaimable && !is_dma) * KMALLOC_RECLAIM;
}

/*
--
2.7.4