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-rw-r--r--fs/splice.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/fs/splice.c b/fs/splice.c
index 07f6556add0..5428b0ff3b6 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -627,18 +627,25 @@ find_page:
}
ret = mapping->a_ops->commit_write(file, page, offset, offset+this_len);
- if (!ret) {
+ if (ret) {
+ if (ret == AOP_TRUNCATED_PAGE) {
+ page_cache_release(page);
+ goto find_page;
+ }
+ if (ret < 0)
+ goto out;
/*
- * Return the number of bytes written and mark page as
- * accessed, we are now done!
+ * Partial write has happened, so 'ret' already initialized by
+ * number of bytes written, Where is nothing we have to do here.
*/
+ } else
ret = this_len;
- mark_page_accessed(page);
- balance_dirty_pages_ratelimited(mapping);
- } else if (ret == AOP_TRUNCATED_PAGE) {
- page_cache_release(page);
- goto find_page;
- }
+ /*
+ * Return the number of bytes written and mark page as
+ * accessed, we are now done!
+ */
+ mark_page_accessed(page);
+ balance_dirty_pages_ratelimited(mapping);
out:
page_cache_release(page);
unlock_page(page);