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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2015-01-14 18:39:32 +0200
committerThomas Gleixner <tglx@linutronix.de>2015-01-20 12:50:14 +0100
commitd5df8fe34bec4539e259525feabd16efccf16750 (patch)
tree5e4979832bd657de4a8ebe5d3b74d191df0e482a /arch/x86/kernel/pmc_atom.c
parent1b43d7125f3b6f7d46e72da64f65f3187a83b66b (diff)
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x86: pmc_atom: don%27t check for NULL twice
debugfs_remove_recursive() is NULL-aware, thus, we may safely remove the check here. There is no need to assing NULL to variable since it will be not used anywhere. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Aubrey Li <aubrey.li@linux.intel.com> Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Cc: Kumar P. Mahesh <mahesh.kumar.p@intel.com> Link: http://lkml.kernel.org/r/1421253575-22509-3-git-send-email-andriy.shevchenko@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/pmc_atom.c')
-rw-r--r--arch/x86/kernel/pmc_atom.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/x86/kernel/pmc_atom.c b/arch/x86/kernel/pmc_atom.c
index 8bb9a611ca23..1dd6c62d42eb 100644
--- a/arch/x86/kernel/pmc_atom.c
+++ b/arch/x86/kernel/pmc_atom.c
@@ -202,11 +202,7 @@ static const struct file_operations pmc_sleep_tmr_ops = {
static void pmc_dbgfs_unregister(struct pmc_dev *pmc)
{
- if (!pmc->dbgfs_dir)
- return;
-
debugfs_remove_recursive(pmc->dbgfs_dir);
- pmc->dbgfs_dir = NULL;
}
static int pmc_dbgfs_register(struct pmc_dev *pmc, struct pci_dev *pdev)