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X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Hello Haijun Liu, The patch 33f78ab5a38a: "net: wwan: t7xx: Data path HW layer" from May 6, 2022, leads to the following Smatch static checker warning: drivers/net/wwan/t7xx/t7xx_dpmaif.c:1054 t7xx_dl_add_timedout() warn: signedness bug returning '(-110)' drivers/net/wwan/t7xx/t7xx_dpmaif.c 1046 static bool t7xx_dl_add_timedout(struct dpmaif_hw_info *hw_info) ^^^^ 1047 { 1048 u32 value; 1049 int ret; 1050 1051 ret = ioread32_poll_timeout_atomic(hw_info->pcie_base + DPMAIF_DL_BAT_ADD, 1052 value, !(value & DPMAIF_DL_ADD_NOT_READY), 0, 1053 DPMAIF_CHECK_TIMEOUT_US); --> 1054 return ret; Returning negative error codes to bool is non-standard but, in this case, harmless. 1055 } regards, dan carpenter _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek