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intel_scu_ipc: move local memory initialization out of a mutex

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'{ }' and memset will both reset the cbuf buffer.
Only once is enough and this can be done outside fo the mutex.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
This commit is contained in:
Christophe JAILLET 2015-07-13 16:44:54 +02:00 committed by Darren Hart
parent 02941007f5
commit 8642d7f836
1 changed files with 3 additions and 3 deletions
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6
drivers/platform/x86/intel_scu_ipc.c
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@ -216,13 +216,13 @@ static int pwr_reg_rdwr(u16 *addr, u8 *data, u32 count, u32 op, u32 id)
int nc;
u32 offset = 0;
int err;
u8 cbuf[IPC_WWBUF_SIZE] = { };
u8 cbuf[IPC_WWBUF_SIZE];
u32 *wbuf = (u32 *)&cbuf;
mutex_lock(&ipclock);
memset(cbuf, 0, sizeof(cbuf));
mutex_lock(&ipclock);
if (ipcdev.pdev == NULL) {
mutex_unlock(&ipclock);
return -ENODEV;