From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Gustavo A. R. Silva" Date: Mon, 22 Jul 2019 20:33:58 +0000 Subject: [PATCH] video: fbdev: pvr2fb: remove unnecessary comparison of unsigned integer with < 0 Message-Id: <20190722203358.GA29111@embeddedor> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Bartlomiej Zolnierkiewicz Cc: dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" There is no need to compare *var->xoffset* or *var->yoffset* with < 0 because such variables are of type unsigned, making it impossible to hold a negative value. Fix this by removing such comparisons. Addresses-Coverity-ID: 1451964 ("Unsigned compared against 0") Signed-off-by: Gustavo A. R. Silva --- drivers/video/fbdev/pvr2fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/video/fbdev/pvr2fb.c b/drivers/video/fbdev/pvr2fb.c index 7ff4b6b84282..0a3b2b7c7891 100644 --- a/drivers/video/fbdev/pvr2fb.c +++ b/drivers/video/fbdev/pvr2fb.c @@ -458,13 +458,11 @@ static int pvr2fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) set_color_bitfields(var); if (var->vmode & FB_VMODE_YWRAP) { - if (var->xoffset || var->yoffset < 0 || - var->yoffset >= var->yres_virtual) { + if (var->xoffset || var->yoffset >= var->yres_virtual) { var->xoffset = var->yoffset = 0; } else { if (var->xoffset > var->xres_virtual - var->xres || - var->yoffset > var->yres_virtual - var->yres || - var->xoffset < 0 || var->yoffset < 0) + var->yoffset > var->yres_virtual - var->yres) var->xoffset = var->yoffset = 0; } } else { -- 2.22.0