From c3d6d07aacf85649482c1007b9183d69eca8262c Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Mon, 31 Jul 2017 15:08:12 -0500 Subject: [PATCH] xfs: check _btree_check_block value Source kernel commit: 1e86eabe73b73c82e1110c746ed3ec6d5e1c0a0d Check the _btree_check_block return value for the firstrec and lastrec functions, since we have the ability to signal that the repositioning did not succeed. Fixes-coverity-id: 114067 Fixes-coverity-id: 114068 Signed-off-by: Darrick J. Wong Reviewed-by: Brian Foster Signed-off-by: Eric Sandeen --- libxfs/xfs_btree.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/libxfs/xfs_btree.c b/libxfs/xfs_btree.c index 1d3924508..0ceba82a8 100644 --- a/libxfs/xfs_btree.c +++ b/libxfs/xfs_btree.c @@ -724,7 +724,8 @@ xfs_btree_firstrec( * Get the block pointer for this level. */ block = xfs_btree_get_block(cur, level, &bp); - xfs_btree_check_block(cur, block, level, bp); + if (xfs_btree_check_block(cur, block, level, bp)) + return 0; /* * It's empty, there is no such record. */ @@ -753,7 +754,8 @@ xfs_btree_lastrec( * Get the block pointer for this level. */ block = xfs_btree_get_block(cur, level, &bp); - xfs_btree_check_block(cur, block, level, bp); + if (xfs_btree_check_block(cur, block, level, bp)) + return 0; /* * It's empty, there is no such record. */ -- 2.47.3