The patch titled vga16fb: test virtual screen range before subtraction on unsigned has been removed from the -mm tree. Its filename was vga16fb-test-virtual-screen-range-before-subtraction-on-unsigned.patch This patch was dropped because it was merged into mainline or a subsystem tree The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: vga16fb: test virtual screen range before subtraction on unsigned From: Roel Kluin <12o3l@xxxxxxxxxx> dx and dy are u32's, so the test should occur before the subtraction Signed-off-by: Roel Kluin <12o3l@xxxxxxxxxx> Cc: Antonino Daplas <adaplas@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/video/vga16fb.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff -puN drivers/video/vga16fb.c~vga16fb-test-virtual-screen-range-before-subtraction-on-unsigned drivers/video/vga16fb.c --- a/drivers/video/vga16fb.c~vga16fb-test-virtual-screen-range-before-subtraction-on-unsigned +++ a/drivers/video/vga16fb.c @@ -1087,12 +1087,15 @@ static void vga16fb_copyarea(struct fb_i width = x2 - dx; height = y2 - dy; + if (sx + dx < old_dx || sy + dy < old_dy) + return; + /* update sx1,sy1 */ sx += (dx - old_dx); sy += (dy - old_dy); /* the source must be completely inside the virtual screen */ - if (sx < 0 || sy < 0 || (sx + width) > vxres || (sy + height) > vyres) + if (sx + width > vxres || sy + height > vyres) return; switch (info->fix.type) { _ Patches currently in -mm which might be from 12o3l@xxxxxxxxxx are origin.patch asic3-platform_get_irq-may-return-signed-unnoticed.patch likeliness-accounting-change-and-cleanup.patch likely_prof-update-to-test_and_set_bit_lock-clear_bit_unlock.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html