[PATCH] staging: gdm724x: Replace semaphore netlink with mutex

From: Binoy Jayan
Date: Mon Jun 13 2016 - 10:30:04 EST


Replace semaphore netlink_mutex with mutex. Semaphores are
going away in the future.

Signed-off-by: Binoy Jayan <binoy.jayan@xxxxxxxxxx>
---
drivers/staging/gdm724x/netlink_k.c | 12 ++----------
1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/gdm724x/netlink_k.c b/drivers/staging/gdm724x/netlink_k.c
index a0232e8..57db83d 100644
--- a/drivers/staging/gdm724x/netlink_k.c
+++ b/drivers/staging/gdm724x/netlink_k.c
@@ -21,13 +21,7 @@

#include "netlink_k.h"

-#if defined(DEFINE_MUTEX)
-static DEFINE_MUTEX(netlink_mutex);
-#else
-static struct semaphore netlink_mutex;
-#define mutex_lock(x) down(x)
-#define mutex_unlock(x) up(x)
-#endif
+static struct mutex netlink_mutex;

#define ND_MAX_GROUP 30
#define ND_IFINDEX_LEN sizeof(int)
@@ -96,9 +90,7 @@ struct sock *netlink_init(int unit,
.input = netlink_rcv,
};

-#if !defined(DEFINE_MUTEX)
- init_MUTEX(&netlink_mutex);
-#endif
+ mutex_init(&netlink_mutex);

sock = netlink_kernel_create(&init_net, unit, &cfg);

--
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