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sunvdc: Fix off-by-one in generic_request(). 

The 'operations' bitmap corresponds one-for-one with the operation
codes, no adjustment is necessary.

Reported-by: Mark Kettenis <mark.kettenis@xs4all.nl>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2013-02-14 11:49:01 -08:00
parent 89a77915e0
commit f4d9605434
1 changed files with 1 additions and 1 deletions
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2
drivers/block/sunvdc.c
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@ -461,7 +461,7 @@ static int generic_request(struct vdc_port *port, u8 op, void *buf, int len)
int op_len, err;
void *req_buf;
if (!(((u64)1 << ((u64)op - 1)) & port->operations))
if (!(((u64)1 << (u64)op) & port->operations))
return -EOPNOTSUPP;
switch (op) {