lkml.org 
[lkml]   [2023]   [Mar]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] drivers/acpi/acpica/exserial.c: replace ternary operator with min()
Date
Fix the following coccicheck warning:

drivers/acpi/acpica/exserial.c:346: WARNING opportunity for min().

min() macro is defined in include/linux/minmax.h. It avoids
multiple evaluations of the arguments when non-constant and performs
strict type-checking.

Signed-off-by: Jiangshan Yi <yijiangshan@kylinos.cn>
---
drivers/acpi/acpica/exserial.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/acpi/acpica/exserial.c b/drivers/acpi/acpica/exserial.c
index fd63f2042514..dfe507e0a09a 100644
--- a/drivers/acpi/acpica/exserial.c
+++ b/drivers/acpi/acpica/exserial.c
@@ -343,8 +343,7 @@ acpi_ex_write_serial_bus(union acpi_operand_object *source_desc,
/* Copy the input buffer data to the transfer buffer */

buffer = buffer_desc->buffer.pointer;
- data_length = (buffer_length < source_desc->buffer.length ?
- buffer_length : source_desc->buffer.length);
+ data_length = min(buffer_length, source_desc->buffer.length);
memcpy(buffer, source_desc->buffer.pointer, data_length);

/* Lock entire transaction if requested */
--
2.27.0
\
 
 \ /
  Last update: 2023-03-28 03:55    [W:0.044 / U:0.124 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site