linux-kernel - [PATCH AUTOSEL 5.12 077/104] habanalabs/gaudi: set the correct rc in case of err

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Date:   Fri,  9 Jul 2021 22:21:29 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Koby Elbaz <kelbaz@...ana.ai>, Oded Gabbay <ogabbay@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH AUTOSEL 5.12 077/104] habanalabs/gaudi: set the correct rc in case of err

From: Koby Elbaz <kelbaz@...ana.ai>

[ Upstream commit 1f7ef4bf41c7c2abad3d21b8c69db11fc3ebc4f5 ]

fix the following smatch warnings:
gaudi_internal_cb_pool_init() warn: missing error code 'rc'

Signed-off-by: Koby Elbaz <kelbaz@...ana.ai>
Reviewed-by: Oded Gabbay <ogabbay@...nel.org>
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/misc/habanalabs/gaudi/gaudi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index 0c6092ebbc04..894056da22cf 100644
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -8070,8 +8070,10 @@ static int gaudi_internal_cb_pool_init(struct hl_device *hdev,
 			HL_VA_RANGE_TYPE_HOST, HOST_SPACE_INTERNAL_CB_SZ,
 			HL_MMU_VA_ALIGNMENT_NOT_NEEDED);
 
-	if (!hdev->internal_cb_va_base)
+	if (!hdev->internal_cb_va_base) {
+		rc = -ENOMEM;
 		goto destroy_internal_cb_pool;
+	}
 
 	mutex_lock(&ctx->mmu_lock);
 	rc = hl_mmu_map_contiguous(ctx, hdev->internal_cb_va_base,
-- 
2.30.2