| Message ID | 20210505182808.3855516-1-nathan@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | fbmem: Correct position of '__maybe_unused' in proc_fb_seq_ops | expand |
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 > Fixes: b9d79e4ca4ff ("fbmem: Mark proc_fb_seq_ops as __maybe_unused") > Link: https://github.com/ClangBuiltLinux/linux/issues/1371 > Reported-by: kernel test robot <lkp@intel.com> > 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 >
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,
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. Fixes: b9d79e4ca4ff ("fbmem: Mark proc_fb_seq_ops as __maybe_unused") Link: https://github.com/ClangBuiltLinux/linux/issues/1371 Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Nathan Chancellor <nathan@kernel.org> --- drivers/video/fbdev/core/fbmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) base-commit: b9d79e4ca4ff23543d6b33c736ba07c1f0a9dcb1