* [PATCH] scsi: mac_scsi: check scsi_register() result
@ 2010-07-29 15:56 Kulikov Vasiliy
0 siblings, 0 replies; only message in thread
From: Kulikov Vasiliy @ 2010-07-29 15:56 UTC (permalink / raw)
To: kernel-janitors; +Cc: James E.J. Bottomley, linux-scsi, linux-kernel
scsi_register() may fail, if so return from detect() with negative
result.
Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
---
drivers/scsi/mac_scsi.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c
index bf2a1c5..3ab601f 100644
--- a/drivers/scsi/mac_scsi.c
+++ b/drivers/scsi/mac_scsi.c
@@ -268,6 +268,9 @@ int 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 NDEBUG
default_instance = instance;
#endif
--
1.7.0.4
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