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staging/rdma/hfi1: diag.c change null comparisons 

Use !foo rather than (foo == NULL) as recommended by checkpatch --strict

Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ira Weiny 2015-12-02 00:43:30 -05:00 коммит произвёл Greg Kroah-Hartman
Родитель be98b87ff7
Коммит 47bc169719
1 изменённых файлов: 10 добавлений и 10 удалений
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20
drivers/staging/rdma/hfi1/diag.c
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@ -571,7 +571,7 @@ static ssize_t diagpkt_write(struct file *fp, const char __user *data,
*/
if (dp.pbc) {
dd = hfi1_lookup(dp.unit);
if (dd == NULL)
if (!dd)
return -ENODEV;
vl = (dp.pbc >> PBC_VL_SHIFT) & PBC_VL_MASK;
sc = dd->vld[vl].sc;
@ -657,7 +657,7 @@ static int hfi1_snoop_open(struct inode *in, struct file *fp)
mutex_lock(&hfi1_mutex);
dd = hfi1_dd_from_sc_inode(in);
if (dd == NULL) {
if (!dd) {
ret = -ENODEV;
goto bail;
}
@ -744,7 +744,7 @@ static int hfi1_snoop_release(struct inode *in, struct file *fp)
int mode_flag;
dd = hfi1_dd_from_sc_inode(in);
if (dd == NULL)
if (!dd)
return -ENODEV;
spin_lock_irqsave(&dd->hfi1_snoop.snoop_lock, flags);
@ -799,7 +799,7 @@ static unsigned int hfi1_snoop_poll(struct file *fp,
struct hfi1_devdata *dd;
dd = hfi1_dd_from_sc_inode(fp->f_inode);
if (dd == NULL)
if (!dd)
return -ENODEV;
spin_lock_irqsave(&dd->hfi1_snoop.snoop_lock, flags);
@ -826,7 +826,7 @@ static ssize_t hfi1_snoop_write(struct file *fp, const char __user *data,
struct hfi1_pportdata *ppd;
dd = hfi1_dd_from_sc_inode(fp->f_inode);
if (dd == NULL)
if (!dd)
return -ENODEV;
ppd = dd->pport;
@ -924,7 +924,7 @@ static ssize_t hfi1_snoop_read(struct file *fp, char __user *data,
struct hfi1_devdata *dd;
dd = hfi1_dd_from_sc_inode(fp->f_inode);
if (dd == NULL)
if (!dd)
return -ENODEV;
spin_lock_irqsave(&dd->hfi1_snoop.snoop_lock, flags);
@ -982,7 +982,7 @@ static long hfi1_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
struct hfi1_link_info link_info;
dd = hfi1_dd_from_sc_inode(fp->f_inode);
if (dd == NULL)
if (!dd)
return -ENODEV;
spin_lock_irqsave(&dd->hfi1_snoop.snoop_lock, flags);
@ -1546,7 +1546,7 @@ int snoop_recv_handler(struct hfi1_packet *packet)
tlen - header_size,
md_len);
if (unlikely(s_packet == NULL)) {
if (unlikely(!s_packet)) {
dd_dev_warn_ratelimited(ppd->dd, "Unable to allocate snoop/capture packet\n");
break;
}
@ -1667,7 +1667,7 @@ int snoop_send_pio_handler(struct hfi1_qp *qp, struct hfi1_pkt_state *ps,
/* not using ss->total_len as arg 2 b/c that does not count CRC */
s_packet = allocate_snoop_packet(hdr_len, tlen - hdr_len, md_len);
if (unlikely(s_packet == NULL)) {
if (unlikely(!s_packet)) {
dd_dev_warn_ratelimited(ppd->dd, "Unable to allocate snoop/capture packet\n");
goto out;
}
@ -1836,7 +1836,7 @@ void snoop_inline_pio_send(struct hfi1_devdata *dd, struct pio_buf *pbuf,
s_packet = allocate_snoop_packet(packet_len, 0, md_len);
if (unlikely(s_packet == NULL)) {
if (unlikely(!s_packet)) {
dd_dev_warn_ratelimited(dd, "Unable to allocate snoop/capture packet\n");
goto inline_pio_out;
}