[SCSI] eliminate potential kmalloc failure in scsi_get_vpd_page()

The best way to fix this is to eliminate the intenal kmalloc() and
make the caller allocate the required amount of storage.

Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 7c4449900c2..d80b6dbed1c 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -348,7 +348,8 @@ extern int scsi_mode_select(struct scsi_device *sdev, int pf, int sp,
                             struct scsi_sense_hdr *);
 extern int scsi_test_unit_ready(struct scsi_device *sdev, int timeout,
                                 int retries, struct scsi_sense_hdr *sshdr);
-extern unsigned char *scsi_get_vpd_page(struct scsi_device *, u8 page);
+extern int scsi_get_vpd_page(struct scsi_device *, u8 page, unsigned char *buf,
+                             int buf_len);
 extern int scsi_device_set_state(struct scsi_device *sdev,
                                  enum scsi_device_state state);
 extern struct scsi_event *sdev_evt_alloc(enum scsi_device_event evt_type,