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Commit ea77fcda authored by Bruce Allan's avatar Bruce Allan Committed by Herbert Xu
Browse files

crypto: qat - fix bug in ADF_RING_SIZE_BYTES_MIN macro 



The subject macro mistakenly compares the passed-in ring size in bytes
with ADF_RING_SIZE_4K which is 0x6 (an internal representation of 4KB)
rather than comparing with the intended value of 4096.

Signed-off-by: default avatarBruce Allan <bruce.w.allan@intel.com>
Signed-off-by: default avatarTadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 5995752e

drivers/crypto/qat/qat_common/adf_transport_access_macros.h

+3 −2
Original line number Diff line number Diff line
@@ -97,8 +97,9 @@ 
#define ADF_RING_SIZE_IN_BYTES_TO_SIZE(SIZE) ((1 << (SIZE - 1)) >> 7)



/* Minimum ring bufer size for memory allocation */

#define ADF_RING_SIZE_BYTES_MIN(SIZE) ((SIZE < ADF_RING_SIZE_4K) ? \

				ADF_RING_SIZE_4K : SIZE)

#define ADF_RING_SIZE_BYTES_MIN(SIZE) \

	((SIZE < ADF_SIZE_TO_RING_SIZE_IN_BYTES(ADF_RING_SIZE_4K)) ? \

		ADF_SIZE_TO_RING_SIZE_IN_BYTES(ADF_RING_SIZE_4K) : SIZE)

#define ADF_RING_SIZE_MODULO(SIZE) (SIZE + 0x6)

#define ADF_SIZE_TO_POW(SIZE) ((((SIZE & 0x4) >> 1) | ((SIZE & 0x4) >> 2) | \

				SIZE) & ~0x4)