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authorAlan Coopersmith <alan.coopersmith@oracle.com>2011-02-11 14:49:17 -0800
committerUlrich Sibiller <uli42@gmx.de>2016-10-19 21:40:25 +0200
commit2618bd3fc7274be77d7b2cf87018dc21c779bdfa (patch)
tree1b25e754eb92d6b8832db68dc63993b25c2afd26 /nx-X11/lib/X11/Region.c
parent07fae919a4474abfb55f41ed3d07bf93e74e9154 (diff)
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Clean up memory when first XCreateRegion succeeds and second fails
Error: Memory leak (CWE 401) Memory leak of pointer 's' allocated with XCreateRegion() at line 387 of /export/alanc/X.Org/sx86-gcc/lib/libX11/nx-X11/lib/X11/Region.c in function 'XShrinkRegion'. 's' allocated at line 387 with XCreateRegion(). s leaks when s != 0 at line 387. Error: Memory leak (CWE 401) Memory leak of pointer 'tra' allocated with XCreateRegion() at line 1452 of /export/alanc/X.Org/sx86-gcc/lib/libX11/nx-X11/lib/X11/Region.c in function 'XXorRegion'. 'tra' allocated at line 1451 with XCreateRegion(). tra leaks when tra != 0 at line 1451. [ This bug was found by the Parfait 0.3.6 bug checking tool. For more information see http://labs.oracle.com/projects/parfait/ ] Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com> Backported-to-NX-by: Ulrich Sibiller <uli42@gmx.de>
Diffstat (limited to 'nx-X11/lib/X11/Region.c')
-rw-r--r--nx-X11/lib/X11/Region.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/nx-X11/lib/X11/Region.c b/nx-X11/lib/X11/Region.c
index 5ce276279..5491dbd0e 100644
--- a/nx-X11/lib/X11/Region.c
+++ b/nx-X11/lib/X11/Region.c
@@ -384,7 +384,12 @@ XShrinkRegion(
int grow;
if (!dx && !dy) return 0;
- if ((! (s = XCreateRegion())) || (! (t = XCreateRegion()))) return 0;
+ if (! (s = XCreateRegion()) )
+ return 0;
+ if (! (t = XCreateRegion()) ) {
+ XDestroyRegion(s);
+ return 0;
+ }
if ((grow = (dx < 0))) dx = -dx;
if (dx) Compress(r, s, t, (unsigned) 2*dx, TRUE, grow);
if ((grow = (dy < 0))) dy = -dy;
@@ -1448,8 +1453,12 @@ XXorRegion(Region sra, Region srb, Region dr)
{
Region tra, trb;
- if ((! (tra = XCreateRegion())) || (! (trb = XCreateRegion())))
+ if (! (tra = XCreateRegion()) )
return 0;
+ if (! (trb = XCreateRegion()) ) {
+ XDestroyRegion(tra);
+ return 0;
+ }
(void) XSubtractRegion(sra,srb,tra);
(void) XSubtractRegion(srb,sra,trb);
(void) XUnionRegion(tra,trb,dr);