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* [PATCH] test_firmware: remove unnecessary test_fw_mutex in test_dev_config_show_xxx
@ 2020-04-15  0:25 Scott Branden
  2020-04-15  3:10 ` Kees Cook
  0 siblings, 1 reply; 5+ messages in thread
From: Scott Branden @ 2020-04-15  0:25 UTC (permalink / raw)
  To: Luis Chamberlain, Greg Kroah-Hartman, David Brown,
	Alexander Viro, Shuah Khan, bjorn.andersson, Shuah Khan,
	Arnd Bergmann
  Cc: Rafael J . Wysocki, linux-kernel, linux-arm-msm, linux-fsdevel,
	BCM Kernel Feedback, Olof Johansson, Andrew Morton,
	Dan Carpenter, Colin Ian King, Kees Cook, Takashi Iwai,
	linux-kselftest, Andy Gross, Scott Branden

Remove unnecessary use of test_fw_mutex in test_dev_config_show_xxx
functions that show simple bool, int, and u8.

Signed-off-by: Scott Branden <scott.branden@broadcom.com>
---
 lib/test_firmware.c | 26 +++-----------------------
 1 file changed, 3 insertions(+), 23 deletions(-)

diff --git a/lib/test_firmware.c b/lib/test_firmware.c
index 0c7fbcf07ac5..9fee2b93a8d1 100644
--- a/lib/test_firmware.c
+++ b/lib/test_firmware.c
@@ -310,27 +310,13 @@ static int test_dev_config_update_bool(const char *buf, size_t size,
 	return ret;
 }
 
-static ssize_t
-test_dev_config_show_bool(char *buf,
-			  bool config)
+static ssize_t test_dev_config_show_bool(char *buf, bool val)
 {
-	bool val;
-
-	mutex_lock(&test_fw_mutex);
-	val = config;
-	mutex_unlock(&test_fw_mutex);
-
 	return snprintf(buf, PAGE_SIZE, "%d\n", val);
 }
 
-static ssize_t test_dev_config_show_int(char *buf, int cfg)
+static ssize_t test_dev_config_show_int(char *buf, int val)
 {
-	int val;
-
-	mutex_lock(&test_fw_mutex);
-	val = cfg;
-	mutex_unlock(&test_fw_mutex);
-
 	return snprintf(buf, PAGE_SIZE, "%d\n", val);
 }
 
@@ -354,14 +340,8 @@ static int test_dev_config_update_u8(const char *buf, size_t size, u8 *cfg)
 	return size;
 }
 
-static ssize_t test_dev_config_show_u8(char *buf, u8 cfg)
+static ssize_t test_dev_config_show_u8(char *buf, u8 val)
 {
-	u8 val;
-
-	mutex_lock(&test_fw_mutex);
-	val = cfg;
-	mutex_unlock(&test_fw_mutex);
-
 	return snprintf(buf, PAGE_SIZE, "%u\n", val);
 }
 
-- 
2.17.1


^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2020-04-16  6:00 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2020-04-15  0:25 [PATCH] test_firmware: remove unnecessary test_fw_mutex in test_dev_config_show_xxx Scott Branden
2020-04-15  3:10 ` Kees Cook
2020-04-15 16:28   ` Scott Branden
2020-04-15 16:44     ` Kees Cook
2020-04-16  6:00       ` Luis Chamberlain

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