From aaecfae53f60715e52a9e29a956d0246f4f0bafa Mon Sep 17 00:00:00 2001 From: Nitin Kumbhar Date: Fri, 15 Feb 2019 15:16:17 +0530 Subject: gpu: nvgpu: add checks for kzalloc() allocations Check kzalloc() allocations for failures and return an error if an allocation fails. Bug 2279948 Change-Id: I8a2c3b84904da897ad6118900c11489c8656c20f Signed-off-by: Nitin Kumbhar Reviewed-on: https://git-master.nvidia.com/r/2020123 (cherry picked from commit fadd0014da39cb9498472494e52590db4b0bd7b9) Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2298066 Tested-by: mobile promotions Reviewed-by: mobile promotions --- drivers/gpu/nvgpu/os/linux/scale.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/nvgpu/os') diff --git a/drivers/gpu/nvgpu/os/linux/scale.c b/drivers/gpu/nvgpu/os/linux/scale.c index ef7996e6..388e168d 100644 --- a/drivers/gpu/nvgpu/os/linux/scale.c +++ b/drivers/gpu/nvgpu/os/linux/scale.c @@ -1,7 +1,7 @@ /* * gk20a clock scaling profile * - * Copyright (c) 2013-2018, NVIDIA Corporation. All rights reserved. + * Copyright (c) 2013-2020, NVIDIA Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -339,6 +339,8 @@ void gk20a_scale_init(struct device *dev) return; profile = nvgpu_kzalloc(g, sizeof(*profile)); + if (!profile) + return; profile->dev = dev; profile->dev_stat.busy = false; -- cgit v1.2.2