From: Juergen Gross jgross@suse.com
[ Upstream commit 7dfa764e0223a324366a2a1fc056d4d9d4e95491 ]
Commit ad7f402ae4f4 ("xen/netback: Ensure protocol headers don't fall in the non-linear area") introduced a (valid) build warning. There have even been reports of this problem breaking networking of Xen guests.
Fixes: ad7f402ae4f4 ("xen/netback: Ensure protocol headers don't fall in the non-linear area") Signed-off-by: Juergen Gross jgross@suse.com Reviewed-by: Jan Beulich jbeulich@suse.com Reviewed-by: Ross Lagerwall ross.lagerwall@citrix.com Tested-by: Jason Andryuk jandryuk@gmail.com Signed-off-by: Juergen Gross jgross@suse.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/xen-netback/netback.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 72379dae113a..fc389f2bba7a 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -523,7 +523,7 @@ static int xenvif_tx_check_gop(struct xenvif_queue *queue, const bool sharedslot = nr_frags && frag_get_pending_idx(&shinfo->frags[0]) == copy_pending_idx(skb, copy_count(skb) - 1); - int i, err; + int i, err = 0;
for (i = 0; i < copy_count(skb); i++) { int newerr;