Re: [PATCH AUTOSEL 6.1 21/61] wifi: ath11k: initialize 'ret' in ath11k_qmi_load_file_target_mem()

From: Pavel Machek
Date: Tue Aug 27 2024 - 08:28:17 EST


Hi!

> [ Upstream commit 199f149e97dc7be80e5eed4b232529c1d1aa8055 ]
>
> smatch flagged the following issue:
>
> drivers/net/wireless/ath/ath11k/qmi.c:2401 ath11k_qmi_load_file_target_mem() error: uninitialized symbol 'ret'.
>
> The reality is that 'ret' is initialized in every path through
> ath11k_qmi_load_file_target_mem() except one, the case where the input
> 'len' is 0, and hence the "while (remaining)" loop is never entered.
> But to make sure this case is also handled, add an initializer to the
> declaration of 'ret'.
>
> No functional changes, compile tested only.

Just a cleanup. Does not match -stable rules.

Best regards,
Pavel

> +++ b/drivers/net/wireless/ath/ath11k/qmi.c
> @@ -2293,7 +2293,7 @@ static int ath11k_qmi_load_file_target_mem(struct ath11k_base *ab,
> struct qmi_txn txn;
> const u8 *temp = data;
> void __iomem *bdf_addr = NULL;
> - int ret;
> + int ret = 0;
> u32 remaining = len;
>
> req = kzalloc(sizeof(*req), GFP_KERNEL);

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