Messages in this thread Patch in this message | | | From | Matthias Kaehlcke <> | Subject | [PATCH v2] zlib: Mark get_unaligned16() as __maybe_unused | Date | Fri, 19 May 2017 11:10:16 -0700 |
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The function is not used with all configurations. Adding the attribute fixes the following warning when building with clang and CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y:
lib/zlib_inflate/inffast.c:31:1: error: unused function 'get_unaligned16' [-Werror,-Wunused-function] get_unaligned16(const unsigned short *p)
Signed-off-by: Matthias Kaehlcke <mka@chromium.org> --- Changes in v2: - explicitly include <linux/compiler.h> where __maybe_unused is defined
lib/zlib_inflate/inffast.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/zlib_inflate/inffast.c b/lib/zlib_inflate/inffast.c index 2c13ecc5bb2c..bae26afdc565 100644 --- a/lib/zlib_inflate/inffast.c +++ b/lib/zlib_inflate/inffast.c @@ -3,6 +3,7 @@ * For conditions of distribution and use, see copyright notice in zlib.h */ +#include <linux/compiler.h> #include <linux/zutil.h> #include "inftrees.h" #include "inflate.h" @@ -27,7 +28,7 @@ union uu { }; /* Endian independed version */ -static inline unsigned short +static inline unsigned short __maybe_unused get_unaligned16(const unsigned short *p) { union uu mm; -- 2.13.0.303.g4ebf302169-goog
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