From: akshatzen Date: Sat, 9 Jan 2021 12:38:45 +0000 (+0530) Subject: scsi: pm80xx: Fix missing tag_free in NVMD DATA req X-Git-Tag: v5.15~1607^2~183 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5d28026891c7041deec08cc5ddd8f3abd90195e1;p=platform%2Fkernel%2Flinux-starfive.git scsi: pm80xx: Fix missing tag_free in NVMD DATA req Tag was not freed in NVMD get/set data request failure scenario. This caused a tag leak each time a request failed. Link: https://lore.kernel.org/r/20210109123849.17098-5-Viswas.G@microchip.com Acked-by: Jack Wang Signed-off-by: akshatzen Signed-off-by: Viswas G Signed-off-by: Ruksar Devadi Signed-off-by: Radha Ramachandran Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index f147193..4bc11533 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -3038,8 +3038,8 @@ void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) complete(pm8001_ha->nvmd_completion); pm8001_dbg(pm8001_ha, MSG, "Set nvm data complete!\n"); if ((dlen_status & NVMD_STAT) != 0) { - pm8001_dbg(pm8001_ha, FAIL, "Set nvm data error!\n"); - return; + pm8001_dbg(pm8001_ha, FAIL, "Set nvm data error %x\n", + dlen_status); } ccb->task = NULL; ccb->ccb_tag = 0xFFFFFFFF; @@ -3062,11 +3062,17 @@ pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) pm8001_dbg(pm8001_ha, MSG, "Get nvm data complete!\n"); if ((dlen_status & NVMD_STAT) != 0) { - pm8001_dbg(pm8001_ha, FAIL, "Get nvm data error!\n"); + pm8001_dbg(pm8001_ha, FAIL, "Get nvm data error %x\n", + dlen_status); complete(pm8001_ha->nvmd_completion); + /* We should free tag during failure also, the tag is not being + * freed by requesting path anywhere. + */ + ccb->task = NULL; + ccb->ccb_tag = 0xFFFFFFFF; + pm8001_tag_free(pm8001_ha, tag); return; } - if (ir_tds_bn_dps_das_nvm & IPMode) { /* indirect mode - IR bit set */ pm8001_dbg(pm8001_ha, MSG, "Get NVMD success, IR=1\n");