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fix access to non initialized memory (check valgrind reports on http://gcov.php.net)

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This commit is contained in:
Nuno Lopes 2007-03-02 18:41:25 +00:00
parent f87f4a1468
commit 7b37c41384
1 changed files with 1 additions and 3 deletions
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4
ext/gd/libgd/gd_gif_in.c
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@ -121,7 +121,6 @@ gdImagePtr gdImageCreateFromGifCtx(gdIOCtxPtr fd) /* {{{ */
int bitPixel;
int i;
/*1.4//int imageCount = 0; */
char version[4];
gdImagePtr im = 0;
ZeroDataBlock = FALSE;
@ -133,9 +132,8 @@ gdImagePtr gdImageCreateFromGifCtx(gdIOCtxPtr fd) /* {{{ */
if (strncmp((char *)buf,"GIF",3) != 0) {
return 0;
}
strlcpy(version, (char *)buf + 3, sizeof(version));
if ((strcmp(version, "87a") != 0) && (strcmp(version, "89a") != 0)) {
if ((strncmp((char*)buf+3, "87a", 3) != 0) && (strncmp((char*)buf+3, "89a", 3) != 0)) {
return 0;
}
if (! ReadOK(fd,buf,7)) {