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fix: init buffer to avoid invalid write

This commit is contained in:
Cary Xu 2022-05-29 01:22:58 +08:00
parent f2b4cca23d
commit 5eba0520b7
5 changed files with 9 additions and 9 deletions
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4
contrib/test/craft/raftMain.c
View File

@ -243,7 +243,7 @@ void console(SRaftServer *pRaftServer) {
} else if (strcmp(cmd, "dropnode") == 0) {
char host[HOST_LEN];
char host[HOST_LEN] = {0};
uint32_t port;
parseAddr(param1, host, HOST_LEN, &port);
uint64_t rid = raftId(host, port);
@ -258,7 +258,7 @@ void console(SRaftServer *pRaftServer) {
} else if (strcmp(cmd, "put") == 0) {
char buf[256];
char buf[256] = {0};
snprintf(buf, sizeof(buf), "%s--%s", param1, param2);
putValue(&pRaftServer->raft, buf);

2
source/dnode/vnode/src/vnd/vnodeSvr.c
View File

@ -260,7 +260,7 @@ int vnodeProcessSyncReq(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp) {
SMsgHead *pHead = pMsg->pCont;
char logBuf[512];
char logBuf[512] = {0};
char *syncNodeStr = sync2SimpleStr(pVnode->sync);
snprintf(logBuf, sizeof(logBuf), "==vnodeProcessSyncReq== msgType:%d, syncNode: %s", pMsg->msgType, syncNodeStr);
syncRpcMsgLog2(logBuf, pMsg);

6
source/dnode/vnode/src/vnd/vnodeSync.c
View File

@ -115,7 +115,7 @@ void vnodeSyncCommitMsg(SSyncFSM *pFsm, const SRpcMsg *pMsg, SFsmCbMeta cbMeta)
tmsgPutToQueue(&(pVnode->msgCb), APPLY_QUEUE, &applyMsg);
} else {
char logBuf[256];
char logBuf[256] = {0};
snprintf(logBuf, sizeof(logBuf),
"==callback== ==CommitCb== do not execute, pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s, "
"beginIndex :%ld\n",
@ -126,7 +126,7 @@ void vnodeSyncCommitMsg(SSyncFSM *pFsm, const SRpcMsg *pMsg, SFsmCbMeta cbMeta)
}
void vnodeSyncPreCommitMsg(SSyncFSM *pFsm, const SRpcMsg *pMsg, SFsmCbMeta cbMeta) {
char logBuf[256];
char logBuf[256] = {0};
snprintf(logBuf, sizeof(logBuf),
"==callback== ==PreCommitCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n", pFsm, cbMeta.index,
cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
@ -134,7 +134,7 @@ void vnodeSyncPreCommitMsg(SSyncFSM *pFsm, const SRpcMsg *pMsg, SFsmCbMeta cbMet
}
void vnodeSyncRollBackMsg(SSyncFSM *pFsm, const SRpcMsg *pMsg, SFsmCbMeta cbMeta) {
char logBuf[256];
char logBuf[256] = {0};
snprintf(logBuf, sizeof(logBuf), "==callback== ==RollBackCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n",
pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
syncRpcMsgLog2(logBuf, (SRpcMsg *)pMsg);

2
source/util/src/tlog.c
View File

@ -491,7 +491,7 @@ void taosDumpData(unsigned char *msg, int32_t len) {
if (!osLogSpaceAvailable()) return;
taosUpdateLogNums(DEBUG_DUMP);
char temp[256];
char temp[256] = {0};
int32_t i, pos = 0, c = 0;
for (i = 0; i < len; ++i) {

4
source/util/src/tstrbuild.c
View File

@ -69,13 +69,13 @@ void taosStringBuilderAppendString(SStringBuilder* sb, const char* str) {
void taosStringBuilderAppendNull(SStringBuilder* sb) { taosStringBuilderAppendStringLen(sb, "null", 4); }
void taosStringBuilderAppendInteger(SStringBuilder* sb, int64_t v) {
char buf[64];
char buf[64] = {0};
size_t len = snprintf(buf, sizeof(buf), "%" PRId64, v);
taosStringBuilderAppendStringLen(sb, buf, TMIN(len, sizeof(buf)));
}
void taosStringBuilderAppendDouble(SStringBuilder* sb, double v) {
char buf[512];
char buf[512] = {0};
size_t len = snprintf(buf, sizeof(buf), "%.9lf", v);
taosStringBuilderAppendStringLen(sb, buf, TMIN(len, sizeof(buf)));
}