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fix: shellReadHistory access invalid memory

This commit is contained in:
Shungang Li 2024-02-28 18:50:18 +08:00
parent 09a04ed0a4
commit 2b5cf56556
1 changed files with 3 additions and 3 deletions
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2
tools/shell/src/shellEngine.c
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@ -1019,7 +1019,7 @@ void shellReadHistory() {
char *line = taosMemoryMalloc(TSDB_MAX_ALLOWED_SQL_LEN + 1);
int32_t read_size = 0;
while ((read_size = taosGetsFile(pFile, TSDB_MAX_ALLOWED_SQL_LEN, line)) != -1) {
while ((read_size = taosGetsFile(pFile, TSDB_MAX_ALLOWED_SQL_LEN, line)) > 0) {
line[read_size - 1] = '\0';
taosMemoryFree(pHistory->hist[pHistory->hend]);
pHistory->hist[pHistory->hend] = taosStrdup(line);