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From: Mimi Zohar <zohar@linux.vnet.ibm.com>
To: linux-security-module <linux-security-module@vger.kernel.org>
Cc: "Luis R. Rodriguez" <mcgrof@kernel.org>,
	"Luis R. Rodriguez" <mcgrof@suse.com>,
	kexec@lists.infradead.org, linux-modules@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, Kees Cook <keescook@chromium.org>,
	Dmitry Kasatkin <dmitry.kasatkin@gmail.com>,
	Mimi Zohar <zohar@linux.vnet.ibm.com>
Subject: [PATCH v4 02/19] firmware: move completing fw into a helper
Date: Fri, 12 Feb 2016 13:29:14 -0500
Message-ID: <1455301771-7703-3-git-send-email-zohar@linux.vnet.ibm.com> (raw)
In-Reply-To: <1455301771-7703-1-git-send-email-zohar@linux.vnet.ibm.com>

From: "Luis R. Rodriguez" <mcgrof@kernel.org>

This will be re-used later through a new extensible interface.

Reviewed-by: Josh Boyer <jwboyer@fedoraproject.org>
Signed-off-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Acked-by: Kees Cook <keescook@chromium.org>
---
 drivers/base/firmware_class.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index ce88355..7bc4ad0 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -322,6 +322,15 @@ fail:
 	return rc;
 }
 
+static void fw_finish_direct_load(struct device *device,
+				  struct firmware_buf *buf)
+{
+	mutex_lock(&fw_lock);
+	set_bit(FW_STATUS_DONE, &buf->status);
+	complete_all(&buf->completion);
+	mutex_unlock(&fw_lock);
+}
+
 static int fw_get_filesystem_firmware(struct device *device,
 				       struct firmware_buf *buf)
 {
@@ -363,10 +372,7 @@ static int fw_get_filesystem_firmware(struct device *device,
 	if (!rc) {
 		dev_dbg(device, "direct-loading %s\n",
 			buf->fw_id);
-		mutex_lock(&fw_lock);
-		set_bit(FW_STATUS_DONE, &buf->status);
-		complete_all(&buf->completion);
-		mutex_unlock(&fw_lock);
+		fw_finish_direct_load(device, buf);
 	}
 
 	return rc;
-- 
2.1.0


  parent reply index

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-12 18:29 [PATCH v4 00/19] vfs: support for a common kernel file loader Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 01/19] firmware: simplify dev_*() print messages for generic helpers Mimi Zohar
2016-02-12 18:29 ` Mimi Zohar [this message]
2016-02-12 18:29 ` [PATCH v4 03/19] firmware: clean up filesystem load exit path Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 04/19] vfs: define a generic function to read a file from the kernel Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 05/19] vfs: define kernel_read_file_id enumeration Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 06/19] ima: provide buffer hash calculation function Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 07/19] ima: calculate the hash of a buffer using aynchronous hash(ahash) Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 08/19] ima: define a new hook to measure and appraise a file already in memory Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 09/19] vfs: define kernel_read_file_from_path Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 10/19] firmware: replace call to fw_read_file_contents() with kernel version Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 11/19] security: define kernel_read_file hook Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 12/19] vfs: define kernel_copy_file_from_fd() Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 13/19] module: replace copy_module_from_fd with kernel version Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 14/19] ima: remove firmware and module specific cached status info Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 15/19] kexec: replace call to copy_file_from_fd() with kernel version Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 16/19] ima: support for kexec image and initramfs Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 17/19] ima: load policy using path Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 18/19] ima: measure and appraise the IMA policy itself Mimi Zohar
2016-02-12 18:29 ` [PATCH v4 19/19] ima: require signed IMA policy Mimi Zohar

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