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authorHerbert Xu <herbert@gondor.apana.org.au>2015-06-18 14:25:55 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2015-06-19 14:16:31 +0800
commit87e51b072485f519c6ef077f60f4b837677202cc (patch)
tree5d27889b7d5daa128a2a05f051236882edba9ada /drivers
parentf5d8660acb9623470adcef426c6ff7b07cbe4b74 (diff)
downloadlinux-87e51b072485f519c6ef077f60f4b837677202cc.tar.bz2
crypto: caam - Reintroduce DESC_MAX_USED_BYTES
I incorrectly removed DESC_MAX_USED_BYTES when enlarging the size of the shared descriptor buffers, thus making it four times larger than what is necessary. This patch restores the division by four calculation. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/crypto/caam/caamalg.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index f206521d7525..789c385f2e47 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -100,7 +100,8 @@
#define DESC_ABLKCIPHER_DEC_LEN (DESC_ABLKCIPHER_BASE + \
15 * CAAM_CMD_SZ)
-#define DESC_MAX_USED_LEN (CAAM_DESC_BYTES_MAX - DESC_JOB_IO_LEN)
+#define DESC_MAX_USED_BYTES (CAAM_DESC_BYTES_MAX - DESC_JOB_IO_LEN)
+#define DESC_MAX_USED_LEN (DESC_MAX_USED_BYTES / CAAM_CMD_SZ)
#ifdef DEBUG
/* for print_hex_dumps with line references */