* [PATCH] scsi: scsi_dh_alua: Use common code in alua_rtpg()
@ 2026-06-18 13:15 Markus Elfring
0 siblings, 0 replies; only message in thread
From: Markus Elfring @ 2026-06-18 13:15 UTC (permalink / raw)
To: linux-scsi, Bart Van Assche, Brian Bunker, Hannes Reinecke,
James Bottomley, Kees Cook, Krishna Kant, Marco Crivellari,
Martin K. Petersen, Tang Junhui
Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 18 Jun 2026 14:54:13 +0200
Use an additional label so that a bit of common code can be better reused
at the end of this function implementation.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/scsi/device_handler/scsi_dh_alua.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
index 80ab0ff921d4..016150701064 100644
--- a/drivers/scsi/device_handler/scsi_dh_alua.c
+++ b/drivers/scsi/device_handler/scsi_dh_alua.c
@@ -582,8 +582,8 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
sdev_printk(KERN_INFO, sdev,
"%s: ignoring rtpg result %d\n",
ALUA_DH_NAME, retval);
- kfree(buff);
- return SCSI_DH_OK;
+ err = SCSI_DH_OK;
+ goto free_buff;
}
if (retval < 0 || !scsi_sense_valid(&sense_hdr)) {
sdev_printk(KERN_INFO, sdev,
@@ -632,15 +632,14 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
sdev_printk(KERN_ERR, sdev, "%s: rtpg retry\n",
ALUA_DH_NAME);
scsi_print_sense_hdr(sdev, ALUA_DH_NAME, &sense_hdr);
- kfree(buff);
- return err;
+ goto free_buff;
}
sdev_printk(KERN_ERR, sdev, "%s: rtpg failed\n",
ALUA_DH_NAME);
scsi_print_sense_hdr(sdev, ALUA_DH_NAME, &sense_hdr);
- kfree(buff);
pg->expiry = 0;
- return SCSI_DH_IO;
+ err = SCSI_DH_IO;
+ goto free_buff;
}
len = get_unaligned_be32(&buff[0]) + 4;
@@ -770,6 +769,7 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
break;
}
spin_unlock_irqrestore(&pg->lock, flags);
+free_buff:
kfree(buff);
return err;
}
--
2.54.0
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