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| author | dgp <dgp@users.sourceforge.net> | 2015-05-20 02:41:26 (GMT) |
|---|---|---|
| committer | dgp <dgp@users.sourceforge.net> | 2015-05-20 02:41:26 (GMT) |
| commit | 511a4b5d5ef8ff90218dd3aa8c85478bd5f56a36 (patch) | |
| tree | ff86d8f8fff8dc3559eef37260e888f9811adef0 /generic/tkImgPhoto.c | |
| parent | bc6490bcc6ca0eb4d50562f811e25949bda0701c (diff) | |
| download | tk-511a4b5d5ef8ff90218dd3aa8c85478bd5f56a36.zip tk-511a4b5d5ef8ff90218dd3aa8c85478bd5f56a36.tar.gz tk-511a4b5d5ef8ff90218dd3aa8c85478bd5f56a36.tar.bz2 | |
Initialize memory to stop valgrind notices about conditionals dependent on
reads from uninit memory.
Diffstat (limited to 'generic/tkImgPhoto.c')
| -rw-r--r-- | generic/tkImgPhoto.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/generic/tkImgPhoto.c b/generic/tkImgPhoto.c index fcb6d2f..7fa894c 100644 --- a/generic/tkImgPhoto.c +++ b/generic/tkImgPhoto.c @@ -2075,6 +2075,9 @@ ToggleComplexAlphaIfNeeded( */ mPtr->flags &= ~COMPLEX_ALPHA; + if (c == NULL) { + return 0; + } c += 3; /* Start at first alpha byte. */ for (; c < end; c += 4) { if (*c && *c != 255) { |