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[18/30] usb: host: xhci-debugfs: Use 'gnu_printf' format notation

Message ID 20200703174148.2749969-19-lee.jones@linaro.org
State New
Headers show
Series Fix a bunch more W=1 issues in USB | expand

Commit Message

Lee Jones July 3, 2020, 5:41 p.m. UTC 
Fixes the following W=1 kernel build warning(s):

 drivers/usb/host/xhci-debugfs.c:128:2: warning: function ‘xhci_debugfs_regset’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format]
 128 | vsnprintf(rgs->name, sizeof(rgs->name), fmt, args);
 | ^~~~~~~~~

Cc: Mathias Nyman <mathias.nyman@intel.com>
Cc: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

---
 drivers/usb/host/xhci-debugfs.c | 1 +
 1 file changed, 1 insertion(+)

-- 
2.25.1
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Patch

diff --git a/drivers/usb/host/xhci-debugfs.c b/drivers/usb/host/xhci-debugfs.c
index 76c3f29562d2b..92e25a62fdb5b 100644
--- a/drivers/usb/host/xhci-debugfs.c
+++ b/drivers/usb/host/xhci-debugfs.c
@@ -110,6 +110,7 @@  static void xhci_debugfs_free_regset(struct xhci_regset *regset)
 	kfree(regset);
 }
 
+__printf(6, 7)
 static void xhci_debugfs_regset(struct xhci_hcd *xhci, u32 base,
 				const struct debugfs_reg32 *regs,
 				size_t nregs, struct dentry *parent,