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Avoid Possible null pointer dereference in memory debug mode

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Fix a use before check on pointer
For https://bugzilla.gnome.org/show_bug.cgi?id=729849
This commit is contained in:
Gaurav 2014-05-09 17:00:08 +08:00 committed by Daniel Veillard
parent 41b0d1c4e5
commit 7966a761b7
1 changed files with 4 additions and 2 deletions
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6
xmlmemory.c
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@ -583,13 +583,15 @@ xmlMemBlocks(void) {
static void
xmlMemContentShow(FILE *fp, MEMHDR *p)
{
int i,j,k,len = p->mh_size;
const char *buf = (const char *) HDR_2_CLIENT(p);
int i,j,k,len;
const char *buf;
if (p == NULL) {
fprintf(fp, " NULL");
return;
}
len = p->mh_size;
buf = (const char *) HDR_2_CLIENT(p);
for (i = 0;i < len;i++) {
if (buf[i] == 0) break;