vnc-enc-tight: Fix divide-by-zero in tight_detect_smooth_image{16,24,32}
Spotted by Coverity: (1) Event assignment: Assigning: "pixels" = "0". (2) Event cond_true: Condition "y < h", taking true branch (3) Event cond_false: Condition "x < w", taking false branch (4) Event loop_end: Reached end of loop (5) Event divide_by_zero: In expression "(stats[0] + stats[1]) * 100U / pixels", division by expression "pixels" which may be zero has undefined behavior. 290 DEFINE_DETECT_FUNCTION(16) 291 DEFINE_DETECT_FUNCTION(32) Signed-off-by: NGonglei <arei.gonglei@huawei.com> Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
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