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[SCSI] mac_scsi: Fix crash on out of memory

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Missing check on scsi_register

Signed-off-by: Alan Cox <gnomes@lxorguk.ukuu.org.uk>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Alan 2013-12-03 16:11:04 +00:00 committed by James Bottomley
parent 769989a4a0
commit 603f202e9e
1 changed files with 2 additions and 0 deletions
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2
drivers/scsi/mac_scsi.c
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@ -260,6 +260,8 @@ int __init macscsi_detect(struct scsi_host_template * tpnt)
/* Once we support multiple 5380s (e.g. DuoDock) we'll do /* Once we support multiple 5380s (e.g. DuoDock) we'll do
something different here */ something different here */
instance = scsi_register (tpnt, sizeof(struct NCR5380_hostdata)); instance = scsi_register (tpnt, sizeof(struct NCR5380_hostdata));
if (instance == NULL)
return 0;
if (macintosh_config->ident == MAC_MODEL_IIFX) { if (macintosh_config->ident == MAC_MODEL_IIFX) {
mac_scsi_regp = via1+0x8000; mac_scsi_regp = via1+0x8000;