From: Shaokun Zhang <zhangshaokun@hisilicon.com>
To: <linux-kernel@vger.kernel.org>
Cc: Shaokun Zhang <zhangshaokun@hisilicon.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: [RESEND PATCH] intel_th: msu: Fix unused variable warning on arm64 platform
Date: Mon, 20 May 2019 14:26:37 +0800 [thread overview]
Message-ID: <1558333597-63774-1-git-send-email-zhangshaokun@hisilicon.com> (raw)
drivers/hwtracing/intel_th/msu.c: In function ‘msc_buffer_win_alloc’:
drivers/hwtracing/intel_th/msu.c:783:21: warning: unused variable ‘i’ [-Wunused-variable]
int ret = -ENOMEM, i;
^
drivers/hwtracing/intel_th/msu.c: In function ‘msc_buffer_win_free’:
drivers/hwtracing/intel_th/msu.c:863:6: warning: unused variable ‘i’ [-Wunused-variable]
int i;
^
Fix this compiler warning on arm64 platform.
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
---
drivers/hwtracing/intel_th/msu.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/hwtracing/intel_th/msu.c b/drivers/hwtracing/intel_th/msu.c
index 81bb54fa3ce8..833a5a8f13ad 100644
--- a/drivers/hwtracing/intel_th/msu.c
+++ b/drivers/hwtracing/intel_th/msu.c
@@ -780,7 +780,10 @@ static int __msc_buffer_win_alloc(struct msc_window *win,
static int msc_buffer_win_alloc(struct msc *msc, unsigned int nr_blocks)
{
struct msc_window *win;
- int ret = -ENOMEM, i;
+ int ret = -ENOMEM;
+#ifdef CONFIG_X86
+ int i;
+#endif
if (!nr_blocks)
return 0;
@@ -860,7 +863,9 @@ static void __msc_buffer_win_free(struct msc *msc, struct msc_window *win)
*/
static void msc_buffer_win_free(struct msc *msc, struct msc_window *win)
{
+#ifdef CONFIG_X86
int i;
+#endif
msc->nr_pages -= win->nr_blocks;
--
2.7.4
next reply other threads:[~2019-05-20 6:28 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-20 6:26 Shaokun Zhang [this message]
2019-05-20 9:39 ` [RESEND PATCH] intel_th: msu: Fix unused variable warning on arm64 platform Alexander Shishkin
2019-05-20 10:53 ` Zhangshaokun
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