From 1a92b2ba339221a4afee43adf125fcc9a41353f7 Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Tue, 14 Apr 2015 11:51:29 -0500 Subject: [PATCH] crypto: mv_cesa - ensure backlog is initialised backlog is not initialised so in the case where cpg->eng_st != ENGINE_IDLE it is never initialised and hence which could lead to an illegal memory dereference in the statement: backlog->complete(backlog, -EINPROGRESS); Discovered with cppcheck static analsys: [drivers/crypto/mv_cesa.c:616]: (error) Uninitialized variable: backlog Signed-off-by: Colin Ian King Signed-off-by: Herbert Xu --- drivers/crypto/mv_cesa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c index f91f15ddee92..e63efbd840b5 100644 --- a/drivers/crypto/mv_cesa.c +++ b/drivers/crypto/mv_cesa.c @@ -595,7 +595,7 @@ static int queue_manag(void *data) cpg->eng_st = ENGINE_IDLE; do { struct crypto_async_request *async_req = NULL; - struct crypto_async_request *backlog; + struct crypto_async_request *backlog = NULL; __set_current_state(TASK_INTERRUPTIBLE); -- 2.39.2