Messages in this thread Patch in this message | | | From | James Simmons <> | Subject | [PATCH 09/12] staging: lustre: llite: check ret of ll_prep_md_op_data in ll_dir_filler | Date | Wed, 27 Apr 2016 21:37:18 -0400 |
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From: Swapnil Pimpale <spimpale@ddn.com>
ll_dir_filler() now checks the returned pointer from ll_prep_md_op_data() using IS_ERR()
Signed-off-by: Swapnil Pimpale <spimpale@ddn.com> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4082 Reviewed-on: http://review.whamcloud.com/8073 Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com> Reviewed-by: John L. Hammond <john.hammond@intel.com> Reviewed-by: Oleg Drokin <oleg.drokin@intel.com> Signed-off-by: James Simmons <jsimmons@infradead.org> --- drivers/staging/lustre/lustre/llite/dir.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index 09d3297..56aa7de 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -163,6 +163,11 @@ static int ll_dir_filler(void *_hash, struct page *page0) LASSERT(max_pages > 0 && max_pages <= MD_MAX_BRW_PAGES); + op_data = ll_prep_md_op_data(NULL, inode, NULL, NULL, 0, 0, + LUSTRE_OPC_ANY, NULL); + if (IS_ERR(op_data)) + return PTR_ERR(op_data); + page_pool = kcalloc(max_pages, sizeof(page), GFP_NOFS); if (page_pool) { page_pool[0] = page0; @@ -177,8 +182,6 @@ static int ll_dir_filler(void *_hash, struct page *page0) page_pool[npages] = page; } - op_data = ll_prep_md_op_data(NULL, inode, NULL, NULL, 0, 0, - LUSTRE_OPC_ANY, NULL); op_data->op_npages = npages; op_data->op_offset = hash; rc = md_readpage(exp, op_data, page_pool, &request); -- 2.7.4
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