[IA64] Remove vector from ia64_machine_kexec()

The use of vector in ia64_machine_kexec() seems spurious,
and removing it simplifies the code slightly.

As suggested by Alex Williamson <alex.williamson@hp.com>

Cc: Alex Williamson <alex.williamson@hp.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c
index 4f0f3b8c1ee2b14cdd6b498fae39bb94fc818f18..58e943a5d95c6256778704e3e4e33de36e5188e6 100644 (file)
--- a/arch/ia64/kernel/machine_kexec.c
+++ b/arch/ia64/kernel/machine_kexec.c
@@ -79,7 +79,6 @@ static void ia64_machine_kexec(struct unw_frame_info *info, void *arg)
        relocate_new_kernel_t rnk;
        void *pal_addr = efi_get_pal_addr();
        unsigned long code_addr = (unsigned long)page_address(image->control_code_page);
-       unsigned long vector;
        int ii;
 
        BUG_ON(!image);
@@ -107,11 +106,8 @@ static void ia64_machine_kexec(struct unw_frame_info *info, void *arg)
        /* unmask TPR and clear any pending interrupts */
        ia64_setreg(_IA64_REG_CR_TPR, 0);
        ia64_srlz_d();
-       vector = ia64_get_ivr();
-       while (vector != IA64_SPURIOUS_INT_VECTOR) {
+       while (ia64_get_ivr() != IA64_SPURIOUS_INT_VECTOR)
                ia64_eoi();
-               vector = ia64_get_ivr();
-       }
        platform_kernel_launch_event();
        rnk = (relocate_new_kernel_t)&code_addr;
        (*rnk)(image->head, image->start, ia64_boot_param,