Commit 7930f8e5 authored by Hariprasad Kelam's avatar Hariprasad Kelam Committed by Greg Kroah-Hartman
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staging: rtl8723bs: hal: Add null check after memory allocation 



Add NULL check post call to rtw_zmalloc.

Signed-off-by: default avatarHariprasad Kelam <hariprasad.kelam@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 247c2ad2

drivers/staging/rtl8723bs/hal/sdio_ops.c

+3 −0
Original line number Diff line number Diff line
@@ -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) {