ath11k: fix uninitialized return in ath11k_spectral_process_data()

There is a success path where "ret" isn't initialized where we never
have a ATH11K_SPECTRAL_TAG_SCAN_SEARCH and then ret isn't initialized.

Fixes: 9d11b7bff950 ("ath11k: add support for spectral scan")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200619142922.GA267142@mwanda

diff --git a/drivers/net/wireless/ath/ath11k/spectral.c b/drivers/net/wireless/ath/ath11k/spectral.c
index 6cbe6f4e28642b273d1d71da2e51ccc2ede19708..92fd8a4df1f2e4f210dde0243babf39e494de958 100644 (file)
--- a/drivers/net/wireless/ath/ath11k/spectral.c
+++ b/drivers/net/wireless/ath/ath11k/spectral.c
@@ -773,6 +773,8 @@ static int ath11k_spectral_process_data(struct ath11k *ar,
                i += sizeof(*tlv) + tlv_len;
        }
 
+       ret = 0;
+
 err:
        kfree(fft_sample);
 unlock: