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um: fix unused variable warning

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The code was updated to access the PID of the userspace stub process in
a different way, making the local cpu variable obsolete. Remove it.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202506050008.AwXLNxQX-lkp@intel.com/
Fixes: 406d17c6c3 ("um: Implement kernel side of SECCOMP based process handling")
Signed-off-by: Benjamin Berg <benjamin.berg@intel.com>
Link: https://patch.msgid.link/20250605050325.1077208-1-benjamin@sipsolutions.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Benjamin Berg
2025-06-05 07:03:24 +02:00
committed by Johannes Berg
parent 942349413a
commit 27a041040f
1 changed files with 0 additions and 3 deletions
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3
arch/x86/um/tls_32.c
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@@ -25,7 +25,6 @@ int host_gdt_entry_tls_min;
static int do_set_thread_area(struct task_struct* task, struct user_desc *info)
{
int ret;
u32 cpu;
if (info->entry_number < host_gdt_entry_tls_min ||
info->entry_number >= host_gdt_entry_tls_min + GDT_ENTRY_TLS_ENTRIES)
@@ -41,9 +40,7 @@ static int do_set_thread_area(struct task_struct* task, struct user_desc *info)
return 0;
}
cpu = get_cpu();
ret = os_set_thread_area(info, task->mm->context.id.pid);
put_cpu();
if (ret)
printk(KERN_ERR "PTRACE_SET_THREAD_AREA failed, err = %d, "