gnustep/libs-base
0
0
Fork 0
mirror of https://github.com/gnustep/libs-base.git synced 2025-05-30 00:11:26 +00:00
Code Issues Projects Releases Packages Wiki Activity

fix potential null pointer deref

Browse source 
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@36840 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 2013-07-05 20:47:41 +00:00
parent d65b9254dd
commit b71fde4e19
1 changed files with 33 additions and 27 deletions
Download patch file Download diff file Expand all files Collapse all files

60
Source/NSDebug.m
View file

@ -525,27 +525,30 @@ _GSDebugAllocationList(BOOL difference)
buf = NSZoneMalloc(NSDefaultMallocZone(), siz);
}
if (buf)
if (0 == buf)
{
pos = 0;
for (i = 0; i < num_classes; i++)
return "";
}
pos = 0;
for (i = 0; i < num_classes; i++)
{
int val = the_table[i].count;
if (difference)
{
int val = the_table[i].count;
val -= the_table[i].lastc;
}
the_table[i].lastc = the_table[i].count;
if (difference)
{
val -= the_table[i].lastc;
}
the_table[i].lastc = the_table[i].count;
if (val != 0)
{
snprintf(&buf[pos], siz - pos, "%d\t%s\n",
val, class_getName(the_table[i].class));
pos += strlen(&buf[pos]);
}
if (val != 0)
{
snprintf(&buf[pos], siz - pos, "%d\t%s\n",
val, class_getName(the_table[i].class));
pos += strlen(&buf[pos]);
}
}
return buf;
}
@ -612,21 +615,24 @@ _GSDebugAllocationListAll(void)
buf = NSZoneMalloc(NSDefaultMallocZone(), siz);
}
if (buf)
if (0 == buf)
{
pos = 0;
for (i = 0; i < num_classes; i++)
{
int val = the_table[i].total;
return "";
}
if (val != 0)
{
snprintf(&buf[pos], siz - pos, "%d\t%s\n",
val, class_getName(the_table[i].class));
pos += strlen(&buf[pos]);
}
pos = 0;
for (i = 0; i < num_classes; i++)
{
int val = the_table[i].total;
if (val != 0)
{
snprintf(&buf[pos], siz - pos, "%d\t%s\n",
val, class_getName(the_table[i].class));
pos += strlen(&buf[pos]);
}
}
return buf;
}