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device_id: handle scsi_debug wwid

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Ignore the wwid value reported by scsi_debug devices
that begin "t10.Linux   scsi_debug".  The devname
will be used as the device id.

(cherry picked from commit 1139a05939f85bd86a756b451a8f194bc7a72a2c)
(cherry picked from commit 013303da9deb39c0518a9c8bdfb0237ef359747e)
This commit is contained in:
David Teigland 2021-06-22 13:36:10 -05:00 committed by Marian Csontos
parent 8bfe69ee01
commit 02eaf10114
1 changed files with 4 additions and 0 deletions
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4
lib/device/device_id.c
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@ -308,6 +308,10 @@ const char *device_id_system_read(struct cmd_context *cmd, struct device *dev, u
if (!sysbuf[0])
_read_sys_block(cmd, dev, "wwid", sysbuf, sizeof(sysbuf));
/* scsi_debug wwid begins "t10.Linux scsi_debug ..." */
if (strstr(sysbuf, "scsi_debug"))
sysbuf[0] = '\0';
}
else if (idtype == DEV_ID_TYPE_SYS_SERIAL)