Clean up if error occurred rather than going through normal process
Signed-off-by: Li Wang <liw...@ubuntukylin.com>
Signed-off-by: Yunchuan Wen <yunchuan...@ubuntukylin.com>
---
fs/ceph/addr.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 1e561c0..97845b4 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -252,6 +252,8 @@ static void finish_read(struct ceph_osd_request *req,
struct ceph_msg *msg)
for (i = 0; i < num_pages; i++) {
struct page *page = osd_data->pages[i];
+ if (rc < 0)
+ goto unlock;
if (bytes < (int)PAGE_CACHE_SIZE) {
/* zero (remainder of) page */
int s = bytes < 0 ? 0 : bytes;
@@ -262,6 +264,7 @@ static void finish_read(struct ceph_osd_request *req,
struct ceph_msg *msg)
flush_dcache_page(page);
SetPageUptodate(page);
ceph_readpage_to_fscache(inode, page);
+unlock:
unlock_page(page);
page_cache_release(page);
bytes -= PAGE_CACHE_SIZE;
--
1.7.9.5
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