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authorjan.nijtmans <nijtmans@users.sourceforge.net>2013-11-11 10:56:00 (GMT)
committerjan.nijtmans <nijtmans@users.sourceforge.net>2013-11-11 10:56:00 (GMT)
commitc6b785767e244966fb524472a0b23172b911901e (patch)
treed320701266ac321c2fafb0616dc299a8512731c1
parent8257004eff7efcb4440402734dfd667354f89932 (diff)
parentf433b49a47c41cb546fec64135779377f784843c (diff)
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Fix uninitialized variable in 16-bit PPM handling. [1632447] follow-up.
-rw-r--r--generic/tkImgPPM.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/generic/tkImgPPM.c b/generic/tkImgPPM.c
index 79f7b25..6f084f0 100644
--- a/generic/tkImgPPM.c
+++ b/generic/tkImgPPM.c
@@ -603,7 +603,7 @@ StringReadPPM(
unsigned char *p;
unsigned int value;
- for (p = pixelPtr; count > 0; count--, p += 2) {
+ for (p = pixelPtr,count=nBytes; count > 1; count-=2, p += 2) {
value = ((unsigned int) p[0]) * 256 + ((unsigned int) p[1]);
value = value * 255 / maxIntensity;
p[0] = p[1] = (unsigned char) value;