[PATCH v2] staging: ccree: fix boolreturn.cocci warning

[sunil . m]

From: Suniel Mahesh <sunil.m@xxxxxxxxxxxx>

Return "false" instead of 0.

This fixes the following coccinelle warning:
WARNING: return of 0/1 in function 'ssi_is_hw_key' with return type bool.

Signed-off-by: Suniel Mahesh <sunil.m@xxxxxxxxxxxx>
---
Changes for v2:
- Changed the commit log to give a more accurate description
  of the changeset as suggested by Toby C.Harding.
---
Note:
- Patch was built(ARCH=arm) on latest linux-next.
- No build issues reported, however it was not
  tested on real hardware.
- Please discard this changeset, if this is not
  helping the code look better.
---
 drivers/staging/ccree/ssi_cipher.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/ccree/ssi_cipher.h b/drivers/staging/ccree/ssi_cipher.h
index c9a83df..f499962 100644
--- a/drivers/staging/ccree/ssi_cipher.h
+++ b/drivers/staging/ccree/ssi_cipher.h
@@ -75,7 +75,7 @@ struct arm_hw_key_info {
 
 static inline bool ssi_is_hw_key(struct crypto_tfm *tfm)
 {
-	return 0;
+	return false;
 }
 
 #endif /* CRYPTO_TFM_REQ_HW_KEY */
-- 
1.9.1