staging: most: convert macro to static function

This fixes checkpatch warning:
CHECK: Macro argument reuse 'buf' - possible side effects?

Signed-off-by: George Edward Bulmer <gebulmer@googlemail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 7 insertions, 5 deletions

diff --git a/drivers/staging/most/net/net.c b/drivers/staging/most/net/net.c
index 33606584e50e..30d816b7e165 100644
--- a/drivers/staging/most/net/net.c
+++ b/drivers/staging/most/net/net.c
@@ -46,10 +46,12 @@
         ((len) > MEP_HDR_LEN && \
          EXTRACT_BIT_SET(PMS_FIFONO, (buf)[3]) == PMS_FIFONO_MEP)
 
-#define PMS_IS_MAMAC(buf, len) \
-        ((len) > MDP_HDR_LEN && \
-         EXTRACT_BIT_SET(PMS_FIFONO, (buf)[3]) == PMS_FIFONO_MDP && \
-         EXTRACT_BIT_SET(PMS_TELID, (buf)[14]) == PMS_TELID_UNSEGM_MAMAC)
+static inline bool pms_is_mamac(char *buf, u32 len)
+{
+        return (len > MDP_HDR_LEN &&
+                EXTRACT_BIT_SET(PMS_FIFONO, buf[3]) == PMS_FIFONO_MDP &&
+                EXTRACT_BIT_SET(PMS_TELID, buf[14]) == PMS_TELID_UNSEGM_MAMAC);
+}
 
 struct net_dev_channel {
         bool linked;
@@ -435,7 +437,7 @@ static int comp_rx_data(struct mbo *mbo)
         dev = nd->dev;
 
         if (nd->is_mamac) {
-                if (!PMS_IS_MAMAC(buf, len)) {
+                if (!pms_is_mamac(buf, len)) {
                         ret = -EIO;
                         goto put_nd;
                 }