[PATCH] zfcp: Test kmalloc failure in scsi_get_vpd_page()

Roel Kluin
2009-08-24T16:16:45Z

kmalloc() may fail, so test whether it succeeded.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 2de5f3a..34fdde0 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -1056,6 +1056,9 @@ unsigned char *scsi_get_vpd_page(struct scsi_device *sdev, u8 page)

kfree(buf);
buf = kmalloc(len + 4, GFP_KERNEL);
+ if (!buf)
+ return NULL;
+
result = scsi_vpd_inquiry(sdev, buf, page, len);
if (result)
goto fail;