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Add an assert to clarify code 

The first time through the loop prevdb and prevhdl are NULL.  They 
are then both set, but only prevdb is checked.  Add an ASSERT to 
make it clear that prevhdl must be set when prevdb is.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Kleber <klebertarcisio@yahoo.com.br>
Closes 
Closes
This commit is contained in:
Kleber Tarcísio 2021-02-09 16:14:59 -03:00 committed by GitHub
parent f8ce8aed0c
commit 4f22619ae3
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2 changed files with 6 additions and 2 deletions
module/os
freebsd/zfs
zfs_znode.c
linux/zfs
zfs_znode.c

4
module/os/freebsd/zfs/zfs_znode.c
View File

@ -1905,8 +1905,10 @@ zfs_obj_to_path_impl(objset_t *osp, uint64_t obj, sa_handle_t *hdl,
size_t complen;
int is_xattrdir;
if (prevdb)
if (prevdb) {
ASSERT(prevhdl != NULL);
zfs_release_sa_handle(prevhdl, prevdb, FTAG);
}
if ((error = zfs_obj_to_pobj(osp, sa_hdl, sa_table, &pobj,
&is_xattrdir)) != 0)

4
module/os/linux/zfs/zfs_znode.c
View File

@ -2127,8 +2127,10 @@ zfs_obj_to_path_impl(objset_t *osp, uint64_t obj, sa_handle_t *hdl,
size_t complen;
int is_xattrdir = 0;
if (prevdb)
if (prevdb) {
ASSERT(prevhdl != NULL);
zfs_release_sa_handle(prevhdl, prevdb, FTAG);
}
if ((error = zfs_obj_to_pobj(osp, sa_hdl, sa_table, &pobj,
&is_xattrdir)) != 0)