uprobes: Use kzalloc to allocate xol area

To prevent unitialized members, use kzalloc to allocate
the xol area.

Fixes: b059a453b1 ("x86/vdso: Add mremap hook to vm_special_mapping")
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/r/20240903102313.3402529-1-svens@linux.ibm.com
This commit is contained in:
Sven Schnelle 2024-09-03 12:23:12 +02:00 • committed by Peter Zijlstra
commit e240b0fde5