Message ID | 20231213104922.13894-2-pstanner@redhat.com |
---|---|
State | New |
Headers | show
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Wed, 13 Dec 2023 02:49:32 -0800 (PST) Received: from pstanner-thinkpadt14sgen1.remote.csb ([2a01:599:914:ed27:4fa9:dbce:10f5:d0b9]) by smtp.gmail.com with ESMTPSA id vu8-20020a170907a64800b00a1d5c52d628sm7527135ejc.3.2023.12.13.02.49.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Dec 2023 02:49:31 -0800 (PST) From: Philipp Stanner <pstanner@redhat.com> To: Bjorn Helgaas <bhelgaas@google.com>, Arnd Bergmann <arnd@arndb.de>, Johannes Berg <johannes@sipsolutions.net>, Randy Dunlap <rdunlap@infradead.org>, NeilBrown <neilb@suse.de>, John Sanpe <sanpeqf@gmail.com>, Kent Overstreet <kent.overstreet@gmail.com>, Niklas Schnelle <schnelle@linux.ibm.com>, Philipp Stanner <pstanner@redhat.com>, Dave Jiang <dave.jiang@intel.com>, Uladzislau Koshchanka <koshchanka@gmail.com>, "Masami Hiramatsu (Google)" <mhiramat@kernel.org>, David Gow <davidgow@google.com>, Kees Cook <keescook@chromium.org>, Rae Moar <rmoar@google.com>, Geert Uytterhoeven <geert@linux-m68k.org>, "wuqiang.matt" <wuqiang.matt@bytedance.com>, Yury Norov <yury.norov@gmail.com>, Jason Baron <jbaron@akamai.com>, Thomas Gleixner <tglx@linutronix.de>, Marco Elver <elver@google.com>, Andrew Morton <akpm@linux-foundation.org>, Ben Dooks <ben.dooks@codethink.co.uk>, dakr@redhat.com Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-arch@vger.kernel.org, stable@vger.kernel.org, Arnd Bergmann <arnd@kernel.org> Subject: [PATCH v5 1/5] lib/pci_iomap.c: fix cleanup bugs in pci_iounmap() Date: Wed, 13 Dec 2023 11:49:18 +0100 Message-ID: <20231213104922.13894-2-pstanner@redhat.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231213104922.13894-1-pstanner@redhat.com> References: <20231213104922.13894-1-pstanner@redhat.com> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: <linux-pci.vger.kernel.org> List-Subscribe: <mailto:linux-pci+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-pci+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit |
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Regather scattered PCI-Code
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diff --git a/lib/pci_iomap.c b/lib/pci_iomap.c index ce39ce9f3526..6e144b017c48 100644 --- a/lib/pci_iomap.c +++ b/lib/pci_iomap.c @@ -168,10 +168,12 @@ void pci_iounmap(struct pci_dev *dev, void __iomem *p) uintptr_t start = (uintptr_t) PCI_IOBASE; uintptr_t addr = (uintptr_t) p; - if (addr >= start && addr < start + IO_SPACE_LIMIT) + if (addr >= start && addr < start + IO_SPACE_LIMIT) { + ioport_unmap(p); return; - iounmap(p); + } #endif + iounmap(p); } EXPORT_SYMBOL(pci_iounmap);