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intel_th: msu: Remove set but not used variable 'last'

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Commit aad14ad3cf ("intel_th: msu: Add current window tracking") added
the following gcc warning:

> drivers/hwtracing/intel_th/msu.c: In function msc_win_switch:
> drivers/hwtracing/intel_th/msu.c:1389:21: warning: variable last set but
> not used [-Wunused-but-set-variable]

Fix it by removing the variable.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Fixes: aad14ad3cf ("intel_th: msu: Add current window tracking")
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20190621161930.60785-3-alexander.shishkin@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
YueHaibing 2019-06-21 19:19:28 +03:00 committed by Greg Kroah-Hartman
parent b96fb368b0
commit 9800db282d
1 changed files with 1 additions and 2 deletions
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3
drivers/hwtracing/intel_th/msu.c
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@ -1400,10 +1400,9 @@ static int intel_th_msc_init(struct msc *msc)
static void msc_win_switch(struct msc *msc)
{
struct msc_window *last, *first;
struct msc_window *first;
first = list_first_entry(&msc->win_list, struct msc_window, entry);
last = list_last_entry(&msc->win_list, struct msc_window, entry);
if (msc_is_last_win(msc->cur_win))
msc->cur_win = first;