From: Dan Carpenter Date: Thu, 5 Oct 2017 12:58:27 +0000 (+0300) Subject: remoteproc: imx_rproc: fix a couple off by one bugs X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=68c2d645ebbd4a636cf93ed56f15912bcf9376bc;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git remoteproc: imx_rproc: fix a couple off by one bugs The priv->mem[] array has IMX7D_RPROC_MEM_MAX elements so the > should be >= to avoid writing one element beyond the end of the array. Fixes: a0ff4aa6f010 ("remoteproc: imx_rproc: add a NXP/Freescale imx_rproc driver") Signed-off-by: Dan Carpenter Signed-off-by: Bjorn Andersson --- diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c index 612d91403341..81ba44510b75 100644 --- a/drivers/remoteproc/imx_rproc.c +++ b/drivers/remoteproc/imx_rproc.c @@ -264,7 +264,7 @@ static int imx_rproc_addr_init(struct imx_rproc *priv, if (!(att->flags & ATT_OWN)) continue; - if (b > IMX7D_RPROC_MEM_MAX) + if (b >= IMX7D_RPROC_MEM_MAX) break; priv->mem[b].cpu_addr = devm_ioremap(&pdev->dev, @@ -296,7 +296,7 @@ static int imx_rproc_addr_init(struct imx_rproc *priv, return err; } - if (b > IMX7D_RPROC_MEM_MAX) + if (b >= IMX7D_RPROC_MEM_MAX) break; priv->mem[b].cpu_addr = devm_ioremap_resource(&pdev->dev, &res);