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-rw-r--r--arch/s390/kernel/smp.c2
-rw-r--r--arch/s390/mm/pgtable.c4
-rw-r--r--drivers/s390/cio/cio.c2
3 files changed, 4 insertions, 4 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 8676aab6ea6a..ea431e551c6b 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -126,7 +126,7 @@ static int pcpu_sigp_retry(struct pcpu *pcpu, u8 order, u32 parm)
static inline int pcpu_stopped(struct pcpu *pcpu)
{
- u32 status;
+ u32 uninitialized_var(status);
if (__pcpu_sigp(pcpu->address, SIGP_SENSE,
0, &status) != SIGP_CC_STATUS_STORED)
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index d83ecbf02018..b402991e43d7 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -609,8 +609,8 @@ static inline unsigned int atomic_xor_bits(atomic_t *v, unsigned int bits)
*/
unsigned long *page_table_alloc(struct mm_struct *mm, unsigned long vmaddr)
{
- struct page *page;
- unsigned long *table;
+ unsigned long *uninitialized_var(table);
+ struct page *uninitialized_var(page);
unsigned int mask, bit;
if (mm_has_pgste(mm))
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 33d1ef703593..8e927b9f285f 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -1029,7 +1029,7 @@ extern void do_reipl_asm(__u32 schid);
/* Make sure all subchannels are quiet before we re-ipl an lpar. */
void reipl_ccw_dev(struct ccw_dev_id *devid)
{
- struct subchannel_id schid;
+ struct subchannel_id uninitialized_var(schid);
s390_reset_system(NULL, NULL);
if (reipl_find_schid(devid, &schid) != 0)