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Mon, 18 Jun 2018 16:10:04 +0300 (EEST) From: Andy Shevchenko To: Alasdair Kergon , Mike Snitzer , dm-devel@redhat.com, Shaohua Li , linux-raid@vger.kernel.org, Dmitry Torokhov , linux-input@vger.kernel.org, Andrew Morton , Yury Norov , linux-kernel@vger.kernel.org, mika.westerberg@linux.intel.com, Joe Perches Date: Mon, 18 Jun 2018 16:10:02 +0300 Message-Id: <20180618131003.88110-5-andriy.shevchenko@linux.intel.com> In-Reply-To: <20180618131003.88110-1-andriy.shevchenko@linux.intel.com> References: <20180618131003.88110-1-andriy.shevchenko@linux.intel.com> X-Greylist: Sender passed SPF test, Sender IP whitelisted by DNSRBL, ACL 207 matched, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 18 Jun 2018 13:10:08 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 18 Jun 2018 13:10:08 +0000 (UTC) for IP:'192.55.52.88' DOMAIN:'mga01.intel.com' HELO:'mga01.intel.com' FROM:'andriy.shevchenko@linux.intel.com' RCPT:'' X-RedHat-Spam-Score: -5 (RCVD_IN_DNSWL_HI) 192.55.52.88 mga01.intel.com 192.55.52.88 mga01.intel.com X-Scanned-By: MIMEDefang 2.78 on 10.5.110.29 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.24 X-loop: dm-devel@redhat.com X-Mailman-Approved-At: Tue, 19 Jun 2018 03:05:04 -0400 Cc: Andy Shevchenko Subject: [dm-devel] [PATCH v3 4/5] Input: gpio-keys - Switch to bitmap_zalloc() X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.25 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Tue, 19 Jun 2018 07:05:20 +0000 (UTC) X-Virus-Scanned: ClamAV using ClamSMTP Switch to bitmap_zalloc() to show clearly what we are allocating. Besides that it returns pointer of bitmap type instead of opaque void *. Acked-by: Dmitry Torokhov Signed-off-by: Andy Shevchenko --- drivers/input/keyboard/gpio_keys.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 052e37675086..492a971b95b5 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -196,7 +196,7 @@ static ssize_t gpio_keys_attr_show_helper(struct gpio_keys_drvdata *ddata, ssize_t ret; int i; - bits = kcalloc(BITS_TO_LONGS(n_events), sizeof(*bits), GFP_KERNEL); + bits = bitmap_zalloc(n_events, GFP_KERNEL); if (!bits) return -ENOMEM; @@ -216,7 +216,7 @@ static ssize_t gpio_keys_attr_show_helper(struct gpio_keys_drvdata *ddata, buf[ret++] = '\n'; buf[ret] = '\0'; - kfree(bits); + bitmap_free(bits); return ret; } @@ -240,7 +240,7 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata, ssize_t error; int i; - bits = kcalloc(BITS_TO_LONGS(n_events), sizeof(*bits), GFP_KERNEL); + bits = bitmap_zalloc(n_events, GFP_KERNEL); if (!bits) return -ENOMEM; @@ -284,7 +284,7 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata, mutex_unlock(&ddata->disable_lock); out: - kfree(bits); + bitmap_free(bits); return error; }