From: Andy Shevchenko Date: Thu, 15 May 2025 08:55:16 +0000 (+0300) Subject: genirq: Bump the size of the local variable for sprintf() X-Git-Tag: v6.16-rc1~189^2~2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a4a39c81e1043b153bde3ef5cb3cf94222ffd918;p=thirdparty%2Fkernel%2Flinux.git genirq: Bump the size of the local variable for sprintf() GCC is not happy about a sprintf() call on a buffer that might be too small for the given formatting string. kernel/irq/debugfs.c:233:26: warning: 'sprintf' may write a terminating nul past the end of the destination [-Wformat-overflow=] Fix this by bumping the size of the local variable for sprintf(). Reported-by: kernel test robot Signed-off-by: Andy Shevchenko Signed-off-by: Thomas Gleixner Link: https://lore.kernel.org/all/20250515085516.2913290-1-andriy.shevchenko@linux.intel.com Closes: https://lore.kernel.org/oe-kbuild-all/202505151057.xbyXAbEn-lkp@intel.com/ --- diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c index 3d6a5b3cfaf3f..3527defd2890e 100644 --- a/kernel/irq/debugfs.c +++ b/kernel/irq/debugfs.c @@ -225,7 +225,7 @@ void irq_debugfs_copy_devname(int irq, struct device *dev) void irq_add_debugfs_entry(unsigned int irq, struct irq_desc *desc) { - char name [10]; + char name [12]; if (!irq_dir || !desc || desc->debugfs_file) return;