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-rw-r--r--src/common/socket.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/socket.c b/src/common/socket.c
index 7f7160f26..2e2182784 100644
--- a/src/common/socket.c
+++ b/src/common/socket.c
@@ -575,7 +575,7 @@ int realloc_writefifo(int fd, size_t addition)
while( session[fd]->wdata_size + addition > newsize ) newsize += newsize;
}
else
- if( session[fd]->max_wdata >= 2*(session[fd]->flag.server?FIFOSIZE_SERVERLINK:WFIFO_SIZE)
+ if( session[fd]->max_wdata >= (size_t)2*(session[fd]->flag.server?FIFOSIZE_SERVERLINK:WFIFO_SIZE)
&& (session[fd]->wdata_size+addition)*4 < session[fd]->max_wdata )
{ // shrink rule, shrink by 2 when only a quarter of the fifo is used, don't shrink below nominal size.
newsize = session[fd]->max_wdata / 2;