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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2012-09-14 11:09:52 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2012-09-26 15:45:23 +0200 |
| commit | 41459d36cf0d57813017dae6080a879cc038e5fe (patch) | |
| tree | 61c0baebaf1ed70a5c733668f93961f9e903f1ae /arch/s390/mm/pgtable.c | |
| parent | s390/crashdump: move fill_cpu_elf_notes() prototype to header file (diff) | |
| download | linux-41459d36cf0d57813017dae6080a879cc038e5fe.tar.xz linux-41459d36cf0d57813017dae6080a879cc038e5fe.zip | |
s390: add uninitialized_var() to suppress false positive compiler warnings
Get rid of these:
arch/s390/kernel/smp.c:134:19: warning: ‘status’ may be used uninitialized in this function [-Wuninitialized]
arch/s390/mm/pgtable.c:641:10: warning: ‘table’ may be used uninitialized in this function [-Wuninitialized]
arch/s390/mm/pgtable.c:644:12: warning: ‘page’ may be used uninitialized in this function [-Wuninitialized]
drivers/s390/cio/cio.c:1037:14: warning: ‘schid’ may be used uninitialized in this function [-Wuninitialized]
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/mm/pgtable.c')
| -rw-r--r-- | arch/s390/mm/pgtable.c | 4 |
1 files changed, 2 insertions, 2 deletions
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)) |