* [PATCH] staging: atomisp: gc2235: constify acpi_device_id.
@ 2017-07-06 16:43 Arvind Yadav
0 siblings, 0 replies; only message in thread
From: Arvind Yadav @ 2017-07-06 16:43 UTC (permalink / raw)
To: mchehab, gregkh, alan; +Cc: linux-media, devel, linux-kernel
acpi_device_id are not supposed to change at runtime. All functions
working with acpi_device_id provided by <acpi/acpi_bus.h> work with
const acpi_device_id. So mark the non-const structs as const.
File size before:
text data bss dec hex filename
10754 1360 4 12118 2f56
drivers/staging/media/atomisp/i2c/gc2235.o
File size After adding 'const':
text data bss dec hex filename
10818 1296 4 12118 2f56
drivers/staging/media/atomisp/i2c/gc2235.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
drivers/staging/media/atomisp/i2c/gc2235.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/media/atomisp/i2c/gc2235.c b/drivers/staging/media/atomisp/i2c/gc2235.c
index 50f4317..48ca23b 100644
--- a/drivers/staging/media/atomisp/i2c/gc2235.c
+++ b/drivers/staging/media/atomisp/i2c/gc2235.c
@@ -1183,7 +1183,7 @@ static int gc2235_probe(struct i2c_client *client,
return ret;
}
-static struct acpi_device_id gc2235_acpi_match[] = {
+static const struct acpi_device_id gc2235_acpi_match[] = {
{ "INT33F8" },
{},
};
--
2.7.4
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