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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2025-05-15 11:55:16 +0300
committerThomas Gleixner <tglx@linutronix.de>2025-05-15 16:28:09 +0200
commita4a39c81e1043b153bde3ef5cb3cf94222ffd918 (patch)
tree75a061b42b9e3f5d04b1b80095348befcee1d625
parent58eb5721a445ea0af310d1410d7117a1910627bc (diff)
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 <lkp@intel.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> 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/
-rw-r--r--kernel/irq/debugfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c
index 3d6a5b3cfaf3..3527defd2890 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;