| From | Ben Hutchings <> | Date | Fri, 10 Mar 2017 11:46:10 +0000 | Subject | [PATCH 3.2 053/199] target/iscsi: Fix double free in lio_target_tiqn_addtpg() |
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3.2.87-rc1 review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter <dan.carpenter@oracle.com>
commit a91918cd3ea11f91c68e08e1e8ce1b560447a80e upstream.
This iscsit_tpg_add_portal_group() function is only called from lio_target_tiqn_addtpg(). Both functions free the "tpg" pointer on error so it's a double free bug. The memory is allocated in the caller so it should be freed in the caller and not here.
Fixes: e48354ce078c ("iscsi-target: Add iSCSI fabric support for target v4.1") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: David Disseldorp <ddiss@suse.de> [ bvanassche: Added "Fix" at start of patch title ] Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- drivers/target/iscsi/iscsi_target_tpg.c | 1 - 1 file changed, 1 deletion(-)
--- a/drivers/target/iscsi/iscsi_target_tpg.c +++ b/drivers/target/iscsi/iscsi_target_tpg.c @@ -253,7 +253,6 @@ err_out: iscsi_release_param_list(tpg->param_list); tpg->param_list = NULL; } - kfree(tpg); return -ENOMEM; }
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