linux-kernel - Re: [patch 1/3] speakup: Add synth parameter to io functions

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Date:   Thu, 10 Dec 2020 16:23:11 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     samuel.thibault@...-lyon.org
Cc:     linux-kernel@...r.kernel.org, speakup@...ux-speakup.org
Subject: Re: [patch 1/3] speakup: Add synth parameter to io functions

On Wed, Dec 09, 2020 at 09:58:30PM +0100, samuel.thibault@...-lyon.org wrote:
> This merely adds the missing synth parameter to all io functions.
> 
> Signed-off-by: Samuel Thibault <samuel.thibault@...-lyon.org>
> 

The build still breaks when this patch is applied:

  CC [M]  drivers/accessibility/speakup/spk_ttyio.o
In file included from drivers/accessibility/speakup/spk_ttyio.c:9:
drivers/accessibility/speakup/spk_ttyio.c: In function ‘spk_ttyio_in’:
drivers/accessibility/speakup/spk_priv.h:31:27: warning: passing argument 1 of ‘ttyio_in’ makes pointer from integer without a cast [-Wint-conversion]
   31 | #define SPK_SYNTH_TIMEOUT 100000 /* in micro-seconds */
      |                           ^~~~~~
      |                           |
      |                           int
drivers/accessibility/speakup/spk_ttyio.c:344:18: note: in expansion of macro ‘SPK_SYNTH_TIMEOUT’
  344 |  return ttyio_in(SPK_SYNTH_TIMEOUT);
      |                  ^~~~~~~~~~~~~~~~~
drivers/accessibility/speakup/spk_ttyio.c:315:49: note: expected ‘struct spk_synth *’ but argument is of type ‘int’
  315 | static unsigned char ttyio_in(struct spk_synth *in_synth, int timeout)
      |                               ~~~~~~~~~~~~~~~~~~^~~~~~~~
drivers/accessibility/speakup/spk_ttyio.c:344:9: error: too few arguments to function ‘ttyio_in’
  344 |  return ttyio_in(SPK_SYNTH_TIMEOUT);
      |         ^~~~~~~~
drivers/accessibility/speakup/spk_ttyio.c:315:22: note: declared here
  315 | static unsigned char ttyio_in(struct spk_synth *in_synth, int timeout)
      |                      ^~~~~~~~
drivers/accessibility/speakup/spk_ttyio.c: In function ‘spk_ttyio_in_nowait’:
drivers/accessibility/speakup/spk_ttyio.c:349:10: error: too few arguments to function ‘ttyio_in’
  349 |  u8 rv = ttyio_in(0);
      |          ^~~~~~~~
drivers/accessibility/speakup/spk_ttyio.c:315:22: note: declared here
  315 | static unsigned char ttyio_in(struct spk_synth *in_synth, int timeout)
      |                      ^~~~~~~~
drivers/accessibility/speakup/spk_ttyio.c: In function ‘spk_ttyio_in’:
drivers/accessibility/speakup/spk_ttyio.c:345:1: error: control reaches end of non-void function [-Werror=return-type]
  345 | }
      | ^
cc1: some warnings being treated as errors
make[3]: *** [scripts/Makefile.build:279: drivers/accessibility/speakup/spk_ttyio.o] Error 1
make[2]: *** [scripts/Makefile.build:496: drivers/accessibility/speakup] Error 2
make[1]: *** [scripts/Makefile.build:496: drivers/accessibility] Error 2
make: *** [Makefile:1805: drivers] Error 2


You can't break the build on any patches in a series :(

thanks,

greg k-h