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gpu: nvgpu: fix sparse warnings

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Fix below sparse warnings :

warning: Using plain integer as NULL pointer
warning: symbol <variable/funcion> was not declared. Should it be static?
warning: Initializer entry defined twice

Also, remove dead functions

Bug 1573254

Change-Id: I29d71ecc01c841233cf6b26c9088ca8874773469
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/593363
Reviewed-by: Amit Sharma (SW-TEGRA) <amisharma@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
This commit is contained in:
Deepak Nibade
2014-11-04 18:44:28 +05:30
committed by Dan Willemsen
parent 797e4dd319
commit b3f575074b
28 changed files with 155 additions and 205 deletions
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8
drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
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@@ -58,7 +58,8 @@ static int alloc_session(struct dbg_session_gk20a **_dbg_s)
return 0;
}
int gk20a_dbg_gpu_do_dev_open(struct inode *inode, struct file *filp, bool is_profiler)
static int gk20a_dbg_gpu_do_dev_open(struct inode *inode,
struct file *filp, bool is_profiler)
{
struct dbg_session_gk20a *dbg_session;
struct gk20a *g;
@@ -504,7 +505,8 @@ static int nvgpu_ioctl_channel_reg_ops(struct dbg_session_gk20a *dbg_s,
gk20a_dbg_fn("Copying regops from userspace");
if (copy_from_user(ops, (void *)(uintptr_t)args->ops, ops_size)) {
if (copy_from_user(ops, (void __user *)(uintptr_t)args->ops,
ops_size)) {
dev_err(dev, "copy_from_user failed!");
err = -EFAULT;
goto clean_up;
@@ -542,7 +544,7 @@ static int nvgpu_ioctl_channel_reg_ops(struct dbg_session_gk20a *dbg_s,
gk20a_dbg_fn("Copying result to userspace");
if (copy_to_user((void *)(uintptr_t)args->ops, ops, ops_size)) {
if (copy_to_user((void __user *)(uintptr_t)args->ops, ops, ops_size)) {
dev_err(dev, "copy_to_user failed!");
err = -EFAULT;
goto clean_up;