diff options
| author | Ivan Bornyakov <brnkv.i1@gmail.com> | 2018-07-23 21:30:25 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-07-24 13:57:31 +0200 |
| commit | 24b9bdff8d0848029dba1c80b196b43e80b39463 (patch) | |
| tree | 0ec45342ab489c7c89886034f7a033cb574b7585 | |
| parent | afa9e31818a00b5a519429df343b1406488cd5a6 (diff) | |
staging: gasket: use vzalloc instead of vmalloc/memset
Use vzalloc instead of vmalloc followed by memset with 0.
Signed-off-by: Ivan Bornyakov <brnkv.i1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/gasket/gasket_page_table.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/staging/gasket/gasket_page_table.c b/drivers/staging/gasket/gasket_page_table.c index 4f2ff7700658..55ab59303247 100644 --- a/drivers/staging/gasket/gasket_page_table.c +++ b/drivers/staging/gasket/gasket_page_table.c @@ -330,7 +330,7 @@ int gasket_page_table_init( pg_tbl = *ppg_tbl; bytes = total_entries * sizeof(struct gasket_page_table_entry); if (bytes != 0) { - pg_tbl->entries = vmalloc(bytes); + pg_tbl->entries = vzalloc(bytes); if (!pg_tbl->entries) { gasket_nodev_debug( "No memory for address translation metadata."); @@ -338,7 +338,6 @@ int gasket_page_table_init( *ppg_tbl = NULL; return -ENOMEM; } - memset(pg_tbl->entries, 0, bytes); } mutex_init(&pg_tbl->mutex); @@ -1054,13 +1053,12 @@ static int gasket_alloc_extended_subtable( subtable_bytes = sizeof(struct gasket_page_table_entry) * GASKET_PAGES_PER_SUBTABLE; - pte->sublevel = vmalloc(subtable_bytes); + pte->sublevel = vzalloc(subtable_bytes); if (!pte->sublevel) { free_page(page_addr); memset(pte, 0, sizeof(struct gasket_page_table_entry)); return -ENOMEM; } - memset(pte->sublevel, 0, subtable_bytes); /* Map the page into DMA space. */ if (pg_tbl->dma_ops) { |