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staging: gdm724x: Replace semaphore netlink with mutex

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

Signed-off-by: Binoy Jayan <binoy.jayan@linaro.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Binoy Jayan 2016-06-15 11:10:03 +05:30 committed by Greg Kroah-Hartman
parent 49bb9af078
commit bf5cad613a
1 changed files with 1 additions and 10 deletions
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11
drivers/staging/gdm724x/netlink_k.c
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@ -14,6 +14,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/export.h>
#include <linux/mutex.h>
#include <linux/etherdevice.h>
#include <linux/netlink.h>
#include <asm/byteorder.h>
@ -21,13 +22,7 @@
#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
#define ND_MAX_GROUP 30
#define ND_IFINDEX_LEN sizeof(int)
@ -96,10 +91,6 @@ struct sock *netlink_init(int unit,
.input = netlink_rcv,
};
#if !defined(DEFINE_MUTEX)
init_MUTEX(&netlink_mutex);
#endif
sock = netlink_kernel_create(&init_net, unit, &cfg);
if (sock)