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Revert "clk: Emit a stern warning with writable debugfs enabled"

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This reverts commit 489a71964f.

Rationale does not apply to Android userspace which does not allow
access to debugfs on user builds.

Bug: 218319878
Signed-off-by: Alistair Delva <adelva@google.com>
Change-Id: Ia36b04b432a3db330e5a12763a3250869b97f0fe
Signed-off-by: Steve Muckle <smuckle@google.com>
This commit is contained in:
Alistair Delva 2022-02-07 09:45:07 -08:00 committed by Steve Muckle
parent ff07ceec79
commit 8a78c18a93
1 changed files with 0 additions and 18 deletions
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18
drivers/clk/clk.c
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@ -3465,24 +3465,6 @@ static int __init clk_debug_init(void)
{
struct clk_core *core;
#ifdef CLOCK_ALLOW_WRITE_DEBUGFS
pr_warn("\n");
pr_warn("********************************************************************\n");
pr_warn("** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **\n");
pr_warn("** **\n");
pr_warn("** WRITEABLE clk DebugFS SUPPORT HAS BEEN ENABLED IN THIS KERNEL **\n");
pr_warn("** **\n");
pr_warn("** This means that this kernel is built to expose clk operations **\n");
pr_warn("** such as parent or rate setting, enabling, disabling, etc. **\n");
pr_warn("** to userspace, which may compromise security on your system. **\n");
pr_warn("** **\n");
pr_warn("** If you see this message and you are not debugging the **\n");
pr_warn("** kernel, report this immediately to your vendor! **\n");
pr_warn("** **\n");
pr_warn("** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **\n");
pr_warn("********************************************************************\n");
#endif
rootdir = debugfs_create_dir("clk", NULL);
debugfs_create_file("clk_summary", 0444, rootdir, &all_lists,