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MIPS: Sibyte: Use vzalloc in sbbus profiler 

Signed-off-by: Joe Perches <joe@perches.com>
To: Jiri Kosina <trivial@kernel.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/1756/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Joe Perches 2010-11-04 20:07:26 -07:00 committed by Ralf Baechle
parent 1b59be2a6c
commit a1181caac9
1 changed files with 1 additions and 2 deletions
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3
arch/mips/sibyte/common/sb_tbprof.c
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@ -410,14 +410,13 @@ static int sbprof_tb_open(struct inode *inode, struct file *filp)
return -EBUSY;
memset(&sbp, 0, sizeof(struct sbprof_tb));
sbp.sbprof_tbbuf = vmalloc(MAX_TBSAMPLE_BYTES);
sbp.sbprof_tbbuf = vzalloc(MAX_TBSAMPLE_BYTES);
if (!sbp.sbprof_tbbuf) {
sbp.open = SB_CLOSED;
wmb();
return -ENOMEM;
}
memset(sbp.sbprof_tbbuf, 0, MAX_TBSAMPLE_BYTES);
init_waitqueue_head(&sbp.tb_sync);
init_waitqueue_head(&sbp.tb_read);
mutex_init(&sbp.lock);