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authorHoria Geantă <horia.geanta@nxp.com>2018-09-12 11:59:30 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-11-13 11:16:53 -0800
commitffa426d68b5b12429aa14187f311d9313716eebb (patch)
tree0f37c3c1b45e5ff938df352b7578abd0ebc13e91 /drivers/crypto
parent2048b787ca652e26412ae1be0549d38414f089a1 (diff)
crypto: caam - fix implicit casts in endianness helpers
[ Upstream commit aae733a3f46f5ef338fbdde26e14cbb205a23de0 ] Fix the following sparse endianness warnings: drivers/crypto/caam/regs.h:95:1: sparse: incorrect type in return expression (different base types) @@ expected unsigned int @@ got restricted __le32unsigned int @@ drivers/crypto/caam/regs.h:95:1: expected unsigned int drivers/crypto/caam/regs.h:95:1: got restricted __le32 [usertype] <noident> drivers/crypto/caam/regs.h:95:1: sparse: incorrect type in return expression (different base types) @@ expected unsigned int @@ got restricted __be32unsigned int @@ drivers/crypto/caam/regs.h:95:1: expected unsigned int drivers/crypto/caam/regs.h:95:1: got restricted __be32 [usertype] <noident> drivers/crypto/caam/regs.h:92:1: sparse: cast to restricted __le32 drivers/crypto/caam/regs.h:92:1: sparse: cast to restricted __be32 Fixes: 261ea058f016 ("crypto: caam - handle core endianness != caam endianness") Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Horia Geantă <horia.geanta@nxp.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/caam/regs.h28
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/crypto/caam/regs.h b/drivers/crypto/caam/regs.h
index 84d2f838a063..b03e6f54ec14 100644
--- a/drivers/crypto/caam/regs.h
+++ b/drivers/crypto/caam/regs.h
@@ -68,22 +68,22 @@
extern bool caam_little_end;
-#define caam_to_cpu(len) \
-static inline u##len caam##len ## _to_cpu(u##len val) \
-{ \
- if (caam_little_end) \
- return le##len ## _to_cpu(val); \
- else \
- return be##len ## _to_cpu(val); \
+#define caam_to_cpu(len) \
+static inline u##len caam##len ## _to_cpu(u##len val) \
+{ \
+ if (caam_little_end) \
+ return le##len ## _to_cpu((__force __le##len)val); \
+ else \
+ return be##len ## _to_cpu((__force __be##len)val); \
}
-#define cpu_to_caam(len) \
-static inline u##len cpu_to_caam##len(u##len val) \
-{ \
- if (caam_little_end) \
- return cpu_to_le##len(val); \
- else \
- return cpu_to_be##len(val); \
+#define cpu_to_caam(len) \
+static inline u##len cpu_to_caam##len(u##len val) \
+{ \
+ if (caam_little_end) \
+ return (__force u##len)cpu_to_le##len(val); \
+ else \
+ return (__force u##len)cpu_to_be##len(val); \
}
caam_to_cpu(16)