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scsi: target/iscsi: Make iscsit_ta_authentication() respect the output buffer size

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[ Upstream commit 35bea5c84f ]

Fixes: e48354ce07 ("iscsi-target: Add iSCSI fabric support for target v4.1")
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Cc: Mike Christie <mchristi@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bart Van Assche 2018-06-22 14:53:01 -07:00 committed by Greg Kroah-Hartman
parent 2cbead46fd
commit bdfc40bc1b
1 changed files with 1 additions and 2 deletions
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3
drivers/target/iscsi/iscsi_target_tpg.c
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@ -633,8 +633,7 @@ int iscsit_ta_authentication(struct iscsi_portal_group *tpg, u32 authentication)
none = strstr(buf1, NONE);
if (none)
goto out;
strncat(buf1, ",", strlen(","));
strncat(buf1, NONE, strlen(NONE));
strlcat(buf1, "," NONE, sizeof(buf1));
if (iscsi_update_param_value(param, buf1) < 0)
return -EINVAL;
}