[PATCH 1/6] exofs: Fix bio leak in error handling path (sync read)

[Boaz Harrosh]

When failing a read request in the sync path, called from
write_begin, I forgot to free the allocated bio, fix it.

Signed-off-by: Boaz Harrosh <bharrosh@xxxxxxxxxxx>
---
 fs/exofs/inode.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c
index 77d0a29..bb5d6ed 100644
--- a/fs/exofs/inode.c
+++ b/fs/exofs/inode.c
@@ -295,6 +295,9 @@ static int read_exec(struct page_collect *pcol, bool is_sync)
 err:
 	if (!is_sync)
 		_unlock_pcol_pages(pcol, ret, READ);
+	else /* Pages unlocked by caller in sync mode only free bio */
+		pcol_free(pcol);
+
 	kfree(pcol_copy);
 	if (or)
 		osd_end_request(or);
-- 
1.6.2.1

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