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authorK. Y. Srinivasan <kys@microsoft.com>2015-08-13 08:43:52 -0700
committerJames Bottomley <JBottomley@Odin.com>2015-08-26 22:41:36 -0700
commit111f2d15b543e15c1e0ee89745fae84e3eb91932 (patch)
tree27d004a4ab23192901e9a85aeb550f9ebfe0ce02 /drivers/scsi
parentb95f5be09069526cf53705acbc1e22600f3f550b (diff)
downloadop-kernel-dev-111f2d15b543e15c1e0ee89745fae84e3eb91932.zip
op-kernel-dev-111f2d15b543e15c1e0ee89745fae84e3eb91932.tar.gz
storvsc: Set the error code correctly in failure conditions
In the function storvsc_channel_init(), error code was not getting set correctly in some of the failure cases. Fix this issue. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/storvsc_drv.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index cbb1bd1..40c43ae 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -952,8 +952,10 @@ static int storvsc_channel_init(struct hv_device *device)
}
if (vstor_packet->operation != VSTOR_OPERATION_COMPLETE_IO ||
- vstor_packet->status != 0)
+ vstor_packet->status != 0) {
+ ret = -EINVAL;
goto cleanup;
+ }
for (i = 0; i < ARRAY_SIZE(vmstor_protocols); i++) {
@@ -1032,8 +1034,10 @@ static int storvsc_channel_init(struct hv_device *device)
}
if (vstor_packet->operation != VSTOR_OPERATION_COMPLETE_IO ||
- vstor_packet->status != 0)
+ vstor_packet->status != 0) {
+ ret = -EINVAL;
goto cleanup;
+ }
/*
* Check to see if multi-channel support is there.
@@ -1070,8 +1074,10 @@ static int storvsc_channel_init(struct hv_device *device)
}
if (vstor_packet->operation != VSTOR_OPERATION_COMPLETE_IO ||
- vstor_packet->status != 0)
+ vstor_packet->status != 0) {
+ ret = -EINVAL;
goto cleanup;
+ }
if (process_sub_channels)
handle_multichannel_storage(device, max_chns);
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