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authorHerbert Xu <herbert@gondor.apana.org.au>2025-05-05 13:25:15 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2025-05-05 13:25:15 +0800
commitfba4aafaba8a6ca2bb42e854c37ff9a685ddfd71 (patch)
tree4ba74ac925fc7d7b131fa54239b43c00a42a3429 /include/linux/dma-mapping.h
parent5b39aa368bcfe193666ad4a68ef55f41dfd74028 (diff)
parent92a09c47464d040866cf2b4cd052bc60555185fb (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux v6.15-rc5
Merge mainline to pick up bcachefs poly1305 patch 4bf4b5046de0 ("bcachefs: use library APIs for ChaCha20 and Poly1305"). This is a prerequisite for removing the poly1305 shash algorithm.
Diffstat (limited to 'include/linux/dma-mapping.h')
-rw-r--r--include/linux/dma-mapping.h12
1 files changed, 8 insertions, 4 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index b79925b1c433..85ab710ec0e7 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -629,10 +629,14 @@ static inline int dma_mmap_wc(struct device *dev,
#else
#define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME)
#define DEFINE_DMA_UNMAP_LEN(LEN_NAME)
-#define dma_unmap_addr(PTR, ADDR_NAME) (0)
-#define dma_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0)
-#define dma_unmap_len(PTR, LEN_NAME) (0)
-#define dma_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
+#define dma_unmap_addr(PTR, ADDR_NAME) \
+ ({ typeof(PTR) __p __maybe_unused = PTR; 0; })
+#define dma_unmap_addr_set(PTR, ADDR_NAME, VAL) \
+ do { typeof(PTR) __p __maybe_unused = PTR; } while (0)
+#define dma_unmap_len(PTR, LEN_NAME) \
+ ({ typeof(PTR) __p __maybe_unused = PTR; 0; })
+#define dma_unmap_len_set(PTR, LEN_NAME, VAL) \
+ do { typeof(PTR) __p __maybe_unused = PTR; } while (0)
#endif
#endif /* _LINUX_DMA_MAPPING_H */