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From: Alan <gnomes@lxorguk.ukuu.org.uk>
To: jbottomley@parallels.com, linux-scsi@vger.kernel.org
Subject: [PATCH] scsi: Fix crash on out of memory with MAC SCSI
Date: Tue, 03 Dec 2013 16:11:04 +0000	[thread overview]
Message-ID: <20131203161036.2197.73730.stgit@alan.etchedpixels.co.uk> (raw)

From: Alan <gnomes@lxorguk.ukuu.org.uk>

Missing check on scsi_register

Signed-off-by: Alan Cox <gnomes@lxorguk.ukuu.org.uk>
---
 drivers/scsi/mac_scsi.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c
index 8580757..f5cdc68 100644
--- a/drivers/scsi/mac_scsi.c
+++ b/drivers/scsi/mac_scsi.c
@@ -260,6 +260,8 @@ int __init macscsi_detect(struct scsi_host_template * tpnt)
     /* Once we support multiple 5380s (e.g. DuoDock) we'll do
        something different here */
     instance = scsi_register (tpnt, sizeof(struct NCR5380_hostdata));
+    if (instance == NULL)
+	return 0;
 
     if (macintosh_config->ident == MAC_MODEL_IIFX) {
 	mac_scsi_regp  = via1+0x8000;


                 reply	other threads:[~2013-12-03 16:19 UTC|newest]

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