From: Justin P. Mattock on
Im getting this when compiling on gcc 4.6.0
CC [M] drivers/block/cryptoloop.o
drivers/block/cryptoloop.c: In function 'cryptoloop_init':
drivers/block/cryptoloop.c:46:8: warning: variable 'cipher' set but not used
The below fixes it for me. Please have a look and let me know.

Signed-off-by: Justin P. Mattock <justinmattock(a)gmail.com>

---
drivers/block/cryptoloop.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/block/cryptoloop.c b/drivers/block/cryptoloop.c
index 8b6bb76..fb8a6fd 100644
--- a/drivers/block/cryptoloop.c
+++ b/drivers/block/cryptoloop.c
@@ -43,7 +43,6 @@ cryptoloop_init(struct loop_device *lo, const struct loop_info64 *info)
int cipher_len;
int mode_len;
char cms[LO_NAME_SIZE]; /* cipher-mode string */
- char *cipher;
char *mode;
char *cmsp = cms; /* c-m string pointer */
struct crypto_blkcipher *tfm;
@@ -56,7 +55,6 @@ cryptoloop_init(struct loop_device *lo, const struct loop_info64 *info)
strncpy(cms, info->lo_crypt_name, LO_NAME_SIZE);
cms[LO_NAME_SIZE - 1] = 0;

- cipher = cmsp;
cipher_len = strcspn(cmsp, "-");

mode = cmsp + cipher_len;
--
1.7.1.rc1.21.gf3bd6

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