[PATCH 4.19 134/421] ath10k: Fix an error code in ath10k_add_interface()

[Greg Kroah-Hartman]

From: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx>

[ Upstream commit e9ca70c735ce66fc6a0e02c8b6958434f74ef8de ]

When the code execute this if statement, the value of ret is 0.
However, we can see from the ath10k_warn() log that the value of
ret should be -EINVAL.

Clean up smatch warning:

drivers/net/wireless/ath/ath10k/mac.c:5596 ath10k_add_interface() warn:
missing error code 'ret'

Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Fixes: ccec9038c721 ("ath10k: enable raw encap mode and software crypto engine")
Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/1621939577-62218-1-git-send-email-yang.lee@xxxxxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/net/wireless/ath/ath10k/mac.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index f32d35e03708..8102d684be59 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -5125,6 +5125,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
 
 	if (arvif->nohwcrypt &&
 	    !test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
+		ret = -EINVAL;
 		ath10k_warn(ar, "cryptmode module param needed for sw crypto\n");
 		goto err;
 	}
-- 
2.30.2