From: Hariprasad Kelam <hariprasad.kelam@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Hans de Goede <hdegoede@redhat.com>,
Arnd Bergmann <arnd@arndb.de>,
Colin Ian King <colin.king@canonical.com>,
Hariprasad Kelam <hariprasad.kelam@gmail.com>,
Payal Kshirsagar <payal.s.kshirsagar.98@gmail.com>,
Madhumitha Prabakaran <madhumithabiw@gmail.com>,
Nishka Dasgupta <nishka.dasgupta@yahoo.com>,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: [PATCH] staging: rtl8723bs: hal: Add null check after memory allocation
Date: Sun, 16 Jun 2019 08:44:09 +0530 [thread overview]
Message-ID: <20190616031409.GA13001@hari-Inspiron-1545> (raw)
Add NULL check post call to rtw_zmalloc.
Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
---
drivers/staging/rtl8723bs/hal/sdio_ops.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/staging/rtl8723bs/hal/sdio_ops.c b/drivers/staging/rtl8723bs/hal/sdio_ops.c
index ac79de8..9177c18 100644
--- a/drivers/staging/rtl8723bs/hal/sdio_ops.c
+++ b/drivers/staging/rtl8723bs/hal/sdio_ops.c
@@ -816,6 +816,9 @@ void clearinterrupt8723bsdio(struct adapter *adapter)
haldata = GET_HAL_DATA(adapter);
clear = rtw_zmalloc(4);
+ if (!clear)
+ return;
+
/* Clear corresponding HISR Content if needed */
*(__le32 *)clear = cpu_to_le32(haldata->sdio_hisr & MASK_SDIO_HISR_CLEAR);
if (*(__le32 *)clear) {
--
2.7.4
reply other threads:[~2019-06-16 3:18 UTC|newest]
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