diff mbox series

[6/6] bus: bt1-axi: Use sysfs_streq instead of strncmp

Message ID 20200528145050.5203-6-Sergey.Semin@baikalelectronics.ru (mailing list archive)
State Mainlined
Commit 91920088536fa1cf01ceedbfb96219699d088756
Headers show
Series [1/6] bus: bt1-apb: Include linux/io.h | expand

Commit Message

Serge Semin May 28, 2020, 2:50 p.m. UTC 
There is a ready-to-use method to compare a retrieved from a sysfs node
string with another string. It treats both NUL and newline-then-NUL as
equivalent string terminations. So use it instead of manually truncating
the line length in the strncmp() method.

Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Cc: Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>
Cc: Olof Johansson <olof@lixom.net>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: soc@kernel.org
---
 drivers/bus/bt1-axi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/bus/bt1-axi.c b/drivers/bus/bt1-axi.c
index c194d9a2bbeb..e7a6744acc7b 100644
--- a/drivers/bus/bt1-axi.c
+++ b/drivers/bus/bt1-axi.c
@@ -220,9 +220,9 @@  static ssize_t inject_error_store(struct device *dev,
 	 * error while unaligned writing - the AXI bus write error handled
 	 * by this driver.
 	 */
-	if (!strncmp(data, "bus", 3))
+	if (sysfs_streq(data, "bus"))
 		readb(axi->qos_regs);
-	else if (!strncmp(data, "unaligned", 9))
+	else if (sysfs_streq(data, "unaligned"))
 		writeb(0, axi->qos_regs);
 	else
 		return -EINVAL;