From: Pavel Machek <pavel@denx.de>
To: Sasha Levin <sashal@kernel.org>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
Jeff Johnson <quic_jjohnson@quicinc.com>,
Kalle Valo <quic_kvalo@quicinc.com>,
kvalo@kernel.org, jjohnson@kernel.org,
linux-wireless@vger.kernel.org, ath11k@lists.infradead.org
Subject: Re: [PATCH AUTOSEL 6.1 21/61] wifi: ath11k: initialize 'ret' in ath11k_qmi_load_file_target_mem()
Date: Tue, 27 Aug 2024 14:27:35 +0200 [thread overview]
Message-ID: <Zs3GN2FH4uzzMEFY@duo.ucw.cz> (raw)
In-Reply-To: <20240801002803.3935985-21-sashal@kernel.org>
[-- Attachment #1: Type: text/plain, Size: 1173 bytes --]
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);
--
DENX Software Engineering GmbH, Managing Director: Erika Unter
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 195 bytes --]
next prev parent reply other threads:[~2024-08-27 12:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20240801002803.3935985-1-sashal@kernel.org>
2024-08-01 0:25 ` [PATCH AUTOSEL 6.1 21/61] wifi: ath11k: initialize 'ret' in ath11k_qmi_load_file_target_mem() Sasha Levin
2024-08-27 12:27 ` Pavel Machek [this message]
2024-08-01 0:25 ` [PATCH AUTOSEL 6.1 27/61] wifi: iwlwifi: fw: avoid bad FW config on RXQ DMA failure Sasha Levin
2024-08-01 0:25 ` [PATCH AUTOSEL 6.1 37/61] wifi: cfg80211: make hash table duplicates more survivable Sasha Levin
2024-08-01 0:26 ` [PATCH AUTOSEL 6.1 60/61] wifi: mwifiex: Do not return unused priv in mwifiex_get_priv_by_id() Sasha Levin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=Zs3GN2FH4uzzMEFY@duo.ucw.cz \
--to=pavel@denx.de \
--cc=ath11k@lists.infradead.org \
--cc=jjohnson@kernel.org \
--cc=kvalo@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-wireless@vger.kernel.org \
--cc=quic_jjohnson@quicinc.com \
--cc=quic_kvalo@quicinc.com \
--cc=sashal@kernel.org \
--cc=stable@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).