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jpg: fd == 0 is valid, so don't ignore it

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This commit is contained in:
BurnZeZ 2016-04-06 20:22:42 -04:00
parent 796e7b84bd
commit 455a0a09ac
1 changed files with 1 additions and 1 deletions
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2
sys/src/cmd/jpg/jpg.c
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@ -125,7 +125,7 @@ main(int argc, char *argv[])
if(yflag==0 && dflag==0 && colorspace==CYCbCr){ /* see if we should convert right to RGB */
fd = open("/dev/screen", OREAD);
if(fd > 0){
if(fd >= 0){
buf[12] = '\0';
if(read(fd, buf, 12)==12 && chantodepth(strtochan(buf))>8)
colorspace = CRGB;