linux-kernel - [PATCH] habanalabs: initialize variable before use

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Message-Id: <20201104083630.28402-6-ogabbay@kernel.org>
Date:   Wed,  4 Nov 2020 10:36:28 +0200
From:   Oded Gabbay <ogabbay@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     SW_Drivers@...ana.ai
Subject: [PATCH] habanalabs: initialize variable before use

GCC 7.3.1 20180303 (Red Hat 7.3.1-5) complains that collective_engine_id
might be used uninitialized.

Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
 drivers/misc/habanalabs/common/command_submission.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/misc/habanalabs/common/command_submission.c b/drivers/misc/habanalabs/common/command_submission.c
index 46c36b385c95..746005f7f991 100644
--- a/drivers/misc/habanalabs/common/command_submission.c
+++ b/drivers/misc/habanalabs/common/command_submission.c
@@ -942,7 +942,7 @@ static int cs_ioctl_signal_wait(struct hl_fpriv *hpriv, enum hl_cs_type cs_type,
 	struct hl_cs_compl *sig_waitcs_cmpl;
 	struct hl_cs *cs;
 	enum hl_queue_type q_type;
-	u32 size_to_copy, q_idx, collective_engine_id;
+	u32 size_to_copy, q_idx, collective_engine_id = 0;
 	u64 signal_seq;
 	int rc;
 
-- 
2.17.1