[SCSI] iscsi_tcp: make padbuf non-static

virt_to_page() call should not be used on kernel text and data
addresses.  virt_to_page() is used by sg_init_one(). So change padbuf
to be allocated within iscsi_segment.

Signed-off-by: Karen Xie <kxie@chelsio.com>
Acked-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/scsi/libiscsi_tcp.h b/include/scsi/libiscsi_tcp.h
index 83e32f6d7859..9e3182e659db 100644
--- a/include/scsi/libiscsi_tcp.h
+++ b/include/scsi/libiscsi_tcp.h
@@ -39,6 +39,7 @@ struct iscsi_segment {
         unsigned int            total_copied;
 
         struct hash_desc        *hash;
+        unsigned char           padbuf[ISCSI_PAD_LEN];
         unsigned char           recv_digest[ISCSI_DIGEST_SIZE];
         unsigned char           digest[ISCSI_DIGEST_SIZE];
         unsigned int            digest_len;