diff options
author | Ye Bin <yebin10@huawei.com> | 2021-04-09 17:51:38 +0800 |
---|---|---|
committer | Enric Balletbo i Serra <enric.balletbo@collabora.com> | 2021-04-21 10:00:30 +0200 |
commit | d61b3f9b91be32f714b218377ab5081932e3ebc2 (patch) | |
tree | 2dccb454f3a62b1603ca6528e409289b93c209d1 /drivers/platform | |
parent | 4423ee65f76818c8a8994e6f5821372661ea7f89 (diff) | |
download | linux-d61b3f9b91be32f714b218377ab5081932e3ebc2.tar.bz2 |
platform/chrome: cros_ec_lpc: Use DEFINE_MUTEX() for mutex lock
mutex lock can be initialized automatically with DEFINE_MUTEX()
rather than explicitly calling mutex_init().
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Ye Bin <yebin10@huawei.com>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20210409095138.2293869-1-yebin10@huawei.com
Diffstat (limited to 'drivers/platform')
-rw-r--r-- | drivers/platform/chrome/cros_ec_lpc_mec.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/platform/chrome/cros_ec_lpc_mec.c b/drivers/platform/chrome/cros_ec_lpc_mec.c index 9035b17e8c86..bbc2884f5e2f 100644 --- a/drivers/platform/chrome/cros_ec_lpc_mec.c +++ b/drivers/platform/chrome/cros_ec_lpc_mec.c @@ -14,7 +14,7 @@ * This mutex must be held while accessing the EMI unit. We can't rely on the * EC mutex because memmap data may be accessed without it being held. */ -static struct mutex io_mutex; +static DEFINE_MUTEX(io_mutex); static u16 mec_emi_base, mec_emi_end; /** @@ -142,7 +142,6 @@ EXPORT_SYMBOL(cros_ec_lpc_io_bytes_mec); void cros_ec_lpc_mec_init(unsigned int base, unsigned int end) { - mutex_init(&io_mutex); mec_emi_base = base; mec_emi_end = end; } |