linux-kernel - [tip: irq/core] genirq/msi: Use MSI_DESC_ALL in msi_add_simple_msi

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <166869770955.4906.17167965142739919126.tip-bot2@tip-bot2>
Date:   Thu, 17 Nov 2022 15:08:29 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ashok Raj <ashok.raj@...el.com>,
        Jason Gunthorpe <jgg@...dia.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org, maz@...nel.org
Subject: [tip: irq/core] genirq/msi: Use MSI_DESC_ALL in msi_add_simple_msi_descs()

The following commit has been merged into the irq/core branch of tip:

Commit-ID:     befd780253e774ea9388dd8dfad7c627a0aa7e02
Gitweb:        https://git.kernel.org/tip/befd780253e774ea9388dd8dfad7c627a0aa7e02
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Fri, 11 Nov 2022 14:54:20 +01:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 17 Nov 2022 15:15:18 +01:00

genirq/msi: Use MSI_DESC_ALL in msi_add_simple_msi_descs()

There are no associated MSI descriptors in the requested range when the MSI
descriptor allocation fails. Use MSI_DESC_ALL as the filter which prepares
the next step to get rid of the filter for freeing.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Reviewed-by: Ashok Raj <ashok.raj@...el.com>
Reviewed-by: Jason Gunthorpe <jgg@...dia.com>
Link: https://lore.kernel.org/r/20221111122013.831151822@linutronix.de

---
 kernel/irq/msi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index a9ee535..bba6359 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -120,7 +120,7 @@ static int msi_add_simple_msi_descs(struct device *dev, unsigned int index, unsi
 fail_mem:
 	ret = -ENOMEM;
 fail:
-	msi_free_msi_descs_range(dev, MSI_DESC_NOTASSOCIATED, index, last);
+	msi_free_msi_descs_range(dev, MSI_DESC_ALL, index, last);
 	return ret;
 }