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authorppatience0 <ppatience0@gmail.com>2013-07-03 21:08:13 -0400
committerppatience0 <ppatience0@gmail.com>2013-07-03 21:08:13 -0400
commitcbf6be5baed9eced05c75d486f82293527b4b86f (patch)
treec1f3a0d43da76741dfe501013445c670eb8fa773
parente6b647e8ec1e2c4bc979541179ba093ba1cc5291 (diff)
tif: initialize max to one instead of zero for palette rescaling in case all values are zero.
-rw-r--r--sys/src/cmd/jpg/readtif.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/cmd/jpg/readtif.c b/sys/src/cmd/jpg/readtif.c
index 9d2f926e2..51b15424d 100644
--- a/sys/src/cmd/jpg/readtif.c
+++ b/sys/src/cmd/jpg/readtif.c
@@ -1290,7 +1290,7 @@ paldecode(Tif *t, Rawimage *im, uchar *data)
pmask = (1 << t->depth) - 1;
xmask = 7 >> log2[t->depth];
- for(i = max = 0; i < t->ncolor; i++) {
+ for(i = 0, max = 1; i < t->ncolor; i++) {
if(t->color[i] > max)
max = t->color[i];
}