Messages in this thread | | | Subject | Re: [PATCH 4.19 075/276] scsi: qla2xxx: Fix a qla24xx_enable_msix() error path | From | Bart Van Assche <> | Date | Fri, 31 May 2019 06:56:53 -0700 |
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On 5/31/19 1:59 AM, Pavel Machek wrote: > > On Wed 2019-05-29 20:03:53, Greg Kroah-Hartman wrote: >> [ Upstream commit 24afabdbd0b3553963a2bbf465895492b14d1107 ] >> >> Make sure that the allocated interrupts are freed if allocating memory for >> the msix_entries array fails. >> >> Cc: Himanshu Madhani <hmadhani@marvell.com> >> Cc: Giridhar Malavali <gmalavali@marvell.com> >> Signed-off-by: Bart Van Assche <bvanassche@acm.org> >> Acked-by: Himanshu Madhani <hmadhani@marvell.com> >> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> >> Signed-off-by: Sasha Levin <sashal@kernel.org> > >> --- a/drivers/scsi/qla2xxx/qla_isr.c >> +++ b/drivers/scsi/qla2xxx/qla_isr.c >> @@ -3449,7 +3449,7 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp) >> ql_log(ql_log_fatal, vha, 0x00c8, >> "Failed to allocate memory for ha->msix_entries.\n"); >> ret = -ENOMEM; >> - goto msix_out; >> + goto free_irqs; > > Could we just do > + pci_free_irq_vectors(ha->pdev); return > -ENOMEM; here? Going through two gotos just does not feel right. > > And yes, I'd replace msix_out with direct returns, too. gotos have > value when there's cleanup to be done, but we are not doing any here.
That would have been an appropriate comment for the original patch. This e-mail thread is about backporting an upstream commit to the stable tree. If you want to change this code you need to send a patch to the linux-scsi mailing list.
Bart.
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