[PATCH] net: mana: Fix a memory leak in an error handling path in 'mana_create_txq()'

If this test fails we must free some resources as in all the other error
handling paths of this function.

Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)")
Signed-off-by: Christophe JAILLET <redacted>
---
 drivers/net/ethernet/microsoft/mana/mana_en.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index 46aee2c49f1b..fff78900fc8a 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c

@@ -1230,8 +1230,10 @@ static int mana_create_txq(struct mana_port_context *apc,
 
 		cq->gdma_id = cq->gdma_cq->id;
 
-		if (WARN_ON(cq->gdma_id >= gc->max_num_cqs))
-			return -EINVAL;
+		if (WARN_ON(cq->gdma_id >= gc->max_num_cqs)) {
+			err = -EINVAL;
+			goto out;
+		}
 
 		gc->cq_table[cq->gdma_id] = cq->gdma_cq;
 

-- 
2.30.2

From: Christophe JAILLET <redacted>
Sent: Sunday, June 20, 2021 6:43 AM

If this test fails we must free some resources as in all the other error
handling paths of this function.

Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network
Adapter (MANA)")
Signed-off-by: Christophe JAILLET <redacted>
---

Reviewed-by: Dexuan Cui <decui@microsoft.com>

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Sun, 20 Jun 2021 15:43:28 +0200 you wrote:

If this test fails we must free some resources as in all the other error
handling paths of this function.

Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)")
Signed-off-by: Christophe JAILLET <redacted>
---
 drivers/net/ethernet/microsoft/mana/mana_en.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

Here is the summary with links:
  - net: mana: Fix a memory leak in an error handling path in 'mana_create_txq()'
    https://git.kernel.org/netdev/net/c/b90788459cd6

You are awesome, thank you!
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