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path: root/drivers/scsi/elx/libefc/efc_nport.c
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2024-08-22scsi: elx: libefc: Fix potential use after free in efc_nport_vport_del()Dan Carpenter
The kref_put() function will call nport->release if the refcount drops to zero. The nport->release release function is _efc_nport_free() which frees "nport". But then we dereference "nport" on the next line which is a use after free. Re-order these lines to avoid the use after free. Fixes: fcd427303eb9 ("scsi: elx: libefc: SLI and FC PORT state machine interfaces") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Link: https://lore.kernel.org/r/b666ab26-6581-4213-9a3d-32a9147f0399@stanley.mountain Reviewed-by: Daniel Wagner <dwagner@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-06-15scsi: elx: libefc: SLI and FC PORT state machine interfacesJames Smart
Add library interface definitions for: - SLI and FC port (aka n_port_id) registration, allocation and deallocation. Link: https://lore.kernel.org/r/20210601235512.20104-12-jsmart2021@gmail.com Reviewed-by: Daniel Wagner <dwagner@suse.de> Co-developed-by: Ram Vegesna <ram.vegesna@broadcom.com> Signed-off-by: Ram Vegesna <ram.vegesna@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>