Please check on line 285.

julia

---------- Forwarded message ---------- Date: Fri, 16 Jun 2017 04:21:36 +0800 From: kbuild test robot fengguang.wu@intel.com To: kbuild@01.org Cc: Julia Lawall julia.lawall@lip6.fr Subject: [asoc:topic/rcar 36/37] sound/soc/sh/rcar/ssi.c:285:5-14: WARNING: Unsigned expression compared with zero: main_rate < 0

tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git topic/rcar head: 8cc03722403a5153054993388857e4e565dcdfb1 commit: ef4cf5d6a143e04e149ad81fc491fe10855544fe [36/37] ASoC: rsnd: add rsnd_ssi_clk_query() :::::: branch date: 3 hours ago :::::: commit date: 3 hours ago

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sound/soc/sh/rcar/ssi.c:285:5-14: WARNING: Unsigned expression compared with zero: main_rate < 0

git remote add asoc https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git git remote update asoc git checkout ef4cf5d6a143e04e149ad81fc491fe10855544fe vim +285 sound/soc/sh/rcar/ssi.c

e7d850dd1 Kuninori Morimoto 2015-10-26 269 if (ssi_parent_mod && !rsnd_ssi_is_parent(mod, io)) e7d850dd1 Kuninori Morimoto 2015-10-26 270 return 0; e7d850dd1 Kuninori Morimoto 2015-10-26 271 b4c83b171 Kuninori Morimoto 2015-12-17 272 if (rsnd_ssi_is_multi_slave(mod, io)) b4c83b171 Kuninori Morimoto 2015-12-17 273 return 0; b4c83b171 Kuninori Morimoto 2015-12-17 274 e7d850dd1 Kuninori Morimoto 2015-10-26 275 if (ssi->usrcnt > 1) { e7d850dd1 Kuninori Morimoto 2015-10-26 276 if (ssi->rate != rate) { e7d850dd1 Kuninori Morimoto 2015-10-26 277 dev_err(dev, "SSI parent/child should use same rate\n"); e7d850dd1 Kuninori Morimoto 2015-10-26 278 return -EINVAL; e7d850dd1 Kuninori Morimoto 2015-10-26 279 } e7d850dd1 Kuninori Morimoto 2015-10-26 280 e7d850dd1 Kuninori Morimoto 2015-10-26 281 return 0; e7d850dd1 Kuninori Morimoto 2015-10-26 282 } e7d850dd1 Kuninori Morimoto 2015-10-26 283 ef4cf5d6a Kuninori Morimoto 2017-06-15 284 main_rate = rsnd_ssi_clk_query(priv, rate, chan, &idx); ef4cf5d6a Kuninori Morimoto 2017-06-15 @285 if (main_rate < 0) { ef4cf5d6a Kuninori Morimoto 2017-06-15 286 dev_err(dev, "unsupported clock rate\n"); ef4cf5d6a Kuninori Morimoto 2017-06-15 287 return -EIO; ef4cf5d6a Kuninori Morimoto 2017-06-15 288 } ae5c32230 Kuninori Morimoto 2013-07-21 289 b76e218ae Kuninori Morimoto 2015-09-10 290 ret = rsnd_adg_ssi_clk_try_start(mod, main_rate); ef4cf5d6a Kuninori Morimoto 2017-06-15 291 if (ret < 0) ef4cf5d6a Kuninori Morimoto 2017-06-15 292 return ret; ae5c32230 Kuninori Morimoto 2013-07-21 293

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