get_wincon_width_height(): do not return uninitialized value if GetConsoleScreenBufferInfo() fails

1 files changed, 1 insertions, 3 deletions

diff --git a/libbb/termios.c b/libbb/termios.c
index 5695e9ba2..c05bb6dbb 100644
--- a/libbb/termios.c
+++ b/libbb/termios.c
@@ -226,11 +226,9 @@ static int get_wincon_width_height(const int fd, int *width, int *height)
         CONSOLE_SCREEN_BUFFER_INFO sbi;
 
         console = GetStdHandle(STD_OUTPUT_HANDLE);
-        if (console == INVALID_HANDLE_VALUE || !console)
+        if (console == INVALID_HANDLE_VALUE || !console || !GetConsoleScreenBufferInfo(console, &sbi))
                 return -1;
 
-        GetConsoleScreenBufferInfo(console, &sbi);
-
         if (width)
                 *width = sbi.srWindow.Right - sbi.srWindow.Left;
         if (height)