[PATCH] alpha: use min() in tsunami_console_data_log()
From: Aryan Sinha
Date: Wed Nov 04 2026 - 10:04:47 EST
The dump length is an open coded minimum. Use min() instead, and include
minmax.h for it rather than relying on it arriving through another header.
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Closes: https://lore.kernel.org/r/202610201902.6BG70hxk-lkp@xxxxxxxxx/
Signed-off-by: Aryan Sinha <sinha.aryan03@xxxxxxxxx>
---
arch/alpha/kernel/err_tsunami.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/alpha/kernel/err_tsunami.c b/arch/alpha/kernel/err_tsunami.c
index dacf91d95..97e85237a 100644
--- a/arch/alpha/kernel/err_tsunami.c
+++ b/arch/alpha/kernel/err_tsunami.c
@@ -6,6 +6,7 @@
* Register definitions: 21272 Hardware Reference Manual, revision 4.0.
*/
#include <linux/init.h>
+#include <linux/minmax.h>
#include <linux/printk.h>
#include <linux/pci.h>
#include <linux/sched.h>
@@ -650,7 +651,7 @@ tsunami_console_data_log(int cpu, struct percpu_struct *pcpu)
{
unsigned char *data = (void *)(IDENT_ADDR | pcpu->console_data_log_pa);
size_t length = pcpu->console_data_log_length;
- size_t dump = length < 1024 ? length : 1024;
+ size_t dump = min(length, 1024UL);
printk("%sConsole data log for CPU %d (%zu bytes):\n",
err_print_prefix, cpu, length);
--
2.46.0