[PATCH] pci.h: Fix typo, remove unnecessary !!

[Joe Perches <joe@perches.com>]

Use normal kernel-doc "Returns:" instead of retruns
Assignment to bool is always 1 or 0 so the !! isn't necessary.

Signed-off-by: Joe Perches <joe@perches.com>
---
 include/linux/pci.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/pci.h b/include/linux/pci.h
index da172f9..ee0f3b6 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1749,11 +1749,11 @@ static inline int pci_pcie_cap(struct pci_dev *dev)
  * pci_is_pcie - check if the PCI device is PCI Express capable
  * @dev: PCI device
  *
- * Retrun true if the PCI device is PCI Express capable, false otherwise.
+ * Returns: true if the PCI device is PCI Express capable, false otherwise.
  */
 static inline bool pci_is_pcie(struct pci_dev *dev)
 {
-	return !!pci_pcie_cap(dev);
+	return pci_pcie_cap(dev);
 }
 
 /**