Add error check if memory allocation is failed.
Signed-off-by: Chaehyun Lim <chaehyun....@gmail.com>
---
V2: use ! operator instead of NULL comparison
V3: this patch is rebased by previous modification
drivers/staging/wilc1000/coreconfigurator.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/staging/wilc1000/coreconfigurator.c
b/drivers/staging/wilc1000/coreconfigurator.c
index fb37367..0ff9705 100644
--- a/drivers/staging/wilc1000/coreconfigurator.c
+++ b/drivers/staging/wilc1000/coreconfigurator.c
@@ -812,6 +812,9 @@ s32 ParseNetworkInfo(u8 *pu8MsgBuffer, tstrNetworkInfo
**ppstrNetworkInfo)
u32 u32Tsf_Hi;
pstrNetworkInfo = kmalloc(sizeof(tstrNetworkInfo), GFP_KERNEL);
+ if (!pstrNetworkInfo)
+ return -ENOMEM;
+
WILC_memset((void *)(pstrNetworkInfo), 0,
sizeof(tstrNetworkInfo));
pstrNetworkInfo->s8rssi = pu8WidVal[0];
@@ -863,6 +866,9 @@ s32 ParseNetworkInfo(u8 *pu8MsgBuffer, tstrNetworkInfo
**ppstrNetworkInfo)
if (u16IEsLen > 0) {
pstrNetworkInfo->pu8IEs = kmalloc(u16IEsLen,
GFP_KERNEL);
+ if (!pstrNetworkInfo->pu8IEs)
+ return -ENOMEM;
+
WILC_memset((void *)(pstrNetworkInfo->pu8IEs), 0,
u16IEsLen);
WILC_memcpy(pstrNetworkInfo->pu8IEs, pu8IEs, u16IEsLen);
@@ -930,6 +936,9 @@ s32 ParseAssocRespInfo(u8 *pu8Buffer, u32 u32BufferLen,
u16 u16IEsLen = 0;
pstrConnectRespInfo = kmalloc(sizeof(tstrConnectRespInfo), GFP_KERNEL);
+ if (!pstrConnectRespInfo)
+ return -ENOMEM;
+
WILC_memset((void *)(pstrConnectRespInfo), 0,
sizeof(tstrConnectRespInfo));
/* u16AssocRespLen = pu8Buffer[0]; */
@@ -950,6 +959,9 @@ s32 ParseAssocRespInfo(u8 *pu8Buffer, u32 u32BufferLen,
u16IEsLen = u16AssocRespLen - (CAP_INFO_LEN + STATUS_CODE_LEN +
AID_LEN);
pstrConnectRespInfo->pu8RespIEs = kmalloc(u16IEsLen,
GFP_KERNEL);
+ if (!pstrConnectRespInfo->pu8RespIEs)
+ return -ENOMEM;
+
WILC_memset((void *)(pstrConnectRespInfo->pu8RespIEs), 0,
u16IEsLen);
WILC_memcpy(pstrConnectRespInfo->pu8RespIEs, pu8IEs, u16IEsLen);
--
1.9.1
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