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gpu: nvgpu: Avoid NULL dereference of flcn

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-issue: flcn pointer in nvgpu_flcn_sw_init()
 will be NULL in default case of switch,
 and that results in NULL pointer
 dereference on flcn->flcn_id.
-Fix: Used flcn_id parameter to print
 falcon id in default case.

Coverity ID: 2514311
Coverity ID: 2514313

Bug 200291879

Change-Id: I7008817c22cdf8d9d9027cc1b724e2424b4a3d8e
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: http://git-master/r/1491694
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Mahantesh Kumbar
2017-05-29 23:36:18 +05:30
committed by mobile promotions
parent 8d6b5cc349
commit f97d62eb8f
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/nvgpu/common/falcon/falcon.c
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@@ -39,7 +39,7 @@ void nvgpu_flcn_sw_init(struct gk20a *g, u32 flcn_id)
flcn->flcn_id = flcn_id;
break;
default:
nvgpu_err(g, "Invalid/Unsupported falcon ID %x", flcn->flcn_id);
nvgpu_err(g, "Invalid/Unsupported falcon ID %x", flcn_id);
break;
};