Message ID | 51656954c56bb69937adee61e23eec07b3bc08d0.1498729390.git.arvind.yadav.cs@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Thu, 29 Jun 2017 12:32:56 +0200, Arvind Yadav wrote: > > attribute_groups are not supposed to change at runtime. All functions > working with attribute_groups provided by <linux/device.h> work with const > attribute_group. So mark the non-const structs as const. > > File size before: > text data bss dec hex filename > 9781 240 8 10029 272d sound/core/pcm.o > > File size After adding 'const': > text data bss dec hex filename > 9813 176 8 9997 270d sound/core/pcm.o > > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Applied, thanks. Takashi
diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 8e980aa..ee3e8db0 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -1056,7 +1056,7 @@ static ssize_t show_pcm_class(struct device *dev, NULL }; -static struct attribute_group pcm_dev_attr_group = { +static const struct attribute_group pcm_dev_attr_group = { .attrs = pcm_dev_attrs, };
attribute_groups are not supposed to change at runtime. All functions working with attribute_groups provided by <linux/device.h> work with const attribute_group. So mark the non-const structs as const. File size before: text data bss dec hex filename 9781 240 8 10029 272d sound/core/pcm.o File size After adding 'const': text data bss dec hex filename 9813 176 8 9997 270d sound/core/pcm.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- sound/core/pcm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)