Re: [PATCH] fbmem: Correct position of '__maybe_unused' in proc_fb_seq_ops
From: Guenter Roeck <linux@roeck-us.net>
Date: 2021-05-06 03:03:49
Also in:
dri-devel, lkml
On Wed, May 05, 2021 at 11:28:08AM -0700, Nathan Chancellor wrote:
Clang warns:
drivers/video/fbdev/core/fbmem.c:736:21: warning: attribute
declaration must precede definition [-Wignored-attributes]
static const struct __maybe_unused seq_operations proc_fb_seq_ops = {
^
./include/linux/compiler_attributes.h:273:56: note: expanded from macro
'__maybe_unused'
#define __maybe_unused __attribute__((__unused__))
^
./include/linux/seq_file.h:31:8: note: previous definition is here
struct seq_operations {
^
1 warning generated.
The attribute should not split the type 'struct seq_operations'. Move it
before the struct keyword so that it works properly and there is no more
warning.Oops, sorry. Reviewed-by: Guenter Roeck <linux@roeck-us.net> Guenter
quoted hunk ↗ jump to hunk
Fixes: b9d79e4ca4ff ("fbmem: Mark proc_fb_seq_ops as __maybe_unused") Link: https://github.com/ClangBuiltLinux/linux/issues/1371 Reported-by: kernel test robot <redacted> Signed-off-by: Nathan Chancellor <nathan@kernel.org> --- drivers/video/fbdev/core/fbmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 52c606c0f8a2..84c484f37b4a 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c@@ -733,7 +733,7 @@ static int fb_seq_show(struct seq_file *m, void *v) return 0; } -static const struct __maybe_unused seq_operations proc_fb_seq_ops = { +static const __maybe_unused struct seq_operations proc_fb_seq_ops = { .start = fb_seq_start, .next = fb_seq_next, .stop = fb_seq_stop,base-commit: b9d79e4ca4ff23543d6b33c736ba07c1f0a9dcb1 -- 2.31.1.362.g311531c9de