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-rw-r--r--src/os_unix.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/os_unix.c b/src/os_unix.c
index b1996278c..58e495210 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -4038,8 +4038,9 @@ static int unixFileControl(sqlite3_file *id, int op, void *pArg){
#ifdef SQLITE_ENABLE_SETLK_TIMEOUT
case SQLITE_FCNTL_LOCK_TIMEOUT: {
int iOld = pFile->iBusyTimeout;
+ int iNew = *(int*)pArg;
#if SQLITE_ENABLE_SETLK_TIMEOUT==1
- pFile->iBusyTimeout = *(int*)pArg;
+ pFile->iBusyTimeout = iNew<0 ? 0x7FFFFFFF : (unsigned)iNew;
#elif SQLITE_ENABLE_SETLK_TIMEOUT==2
pFile->iBusyTimeout = !!(*(int*)pArg);
#else