From: Rajan Vaja <rajan.vaja@xilinx.com> To: <michal.simek@xilinx.com>, <gregkh@linuxfoundation.org>, <arnd@arndb.de>, <manish.narani@xilinx.com>, <nava.manne@xilinx.com>, <lakshmi.sai.krishna.potthuri@xilinx.com> Cc: <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, Rajan Vaja <rajan.vaja@xilinx.com> Subject: [PATCH] firmware: xilinx: check return value of zynqmp_pm_get_api_version() Date: Wed, 6 Oct 2021 01:43:55 -0700 [thread overview] Message-ID: <1633509835-31949-1-git-send-email-rajan.vaja@xilinx.com> (raw) Currently return value of zynqmp_pm_get_api_version() is ignored. Because of that, API version is checked in case of error also. So add check for return value of zynqmp_pm_get_api_version(). Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> --- drivers/firmware/xilinx/zynqmp.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index a3cadba..070197e 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -1371,7 +1371,10 @@ static int zynqmp_firmware_probe(struct platform_device *pdev) return ret; /* Check PM API version number */ - zynqmp_pm_get_api_version(&pm_api_version); + ret = zynqmp_pm_get_api_version(&pm_api_version); + if (ret) + return ret; + if (pm_api_version < ZYNQMP_PM_VERSION) { panic("%s Platform Management API version error. Expected: v%d.%d - Found: v%d.%d\n", __func__, -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Rajan Vaja <rajan.vaja@xilinx.com> To: <michal.simek@xilinx.com>, <gregkh@linuxfoundation.org>, <arnd@arndb.de>, <manish.narani@xilinx.com>, <nava.manne@xilinx.com>, <lakshmi.sai.krishna.potthuri@xilinx.com> Cc: <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, Rajan Vaja <rajan.vaja@xilinx.com> Subject: [PATCH] firmware: xilinx: check return value of zynqmp_pm_get_api_version() Date: Wed, 6 Oct 2021 01:43:55 -0700 [thread overview] Message-ID: <1633509835-31949-1-git-send-email-rajan.vaja@xilinx.com> (raw) Currently return value of zynqmp_pm_get_api_version() is ignored. Because of that, API version is checked in case of error also. So add check for return value of zynqmp_pm_get_api_version(). Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> --- drivers/firmware/xilinx/zynqmp.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index a3cadba..070197e 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -1371,7 +1371,10 @@ static int zynqmp_firmware_probe(struct platform_device *pdev) return ret; /* Check PM API version number */ - zynqmp_pm_get_api_version(&pm_api_version); + ret = zynqmp_pm_get_api_version(&pm_api_version); + if (ret) + return ret; + if (pm_api_version < ZYNQMP_PM_VERSION) { panic("%s Platform Management API version error. Expected: v%d.%d - Found: v%d.%d\n", __func__, -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2021-10-06 8:44 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-10-06 8:43 Rajan Vaja [this message] 2021-10-06 8:43 ` [PATCH] firmware: xilinx: check return value of zynqmp_pm_get_api_version() Rajan Vaja 2021-10-06 8:53 ` Michal Simek 2021-10-06 8:53 ` Michal Simek 2021-10-18 13:14 ` Michal Simek 2021-10-18 13:14 ` Michal Simek
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