[X2Go-Commits] [nx-libs] 184/429: NXglyph.c: check for malloc error

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x2go pushed a commit to branch 3.6.x
in repository nx-libs.

commit 948bbe50a96c5563a2783f2d9c86a83ded707143
Author: Ulrich Sibiller <uli42 at gmx.de>
Date:   Mon Jan 4 17:28:53 2021 +0100

    NXglyph.c: check for malloc error
    
    "V575 The potential null pointer is passed into 'memcpy'
    function. Inspect the first argument."
---
 nx-X11/programs/Xserver/hw/nxagent/NXglyph.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXglyph.c b/nx-X11/programs/Xserver/hw/nxagent/NXglyph.c
index 022ef09f4..8c35af4c4 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/NXglyph.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXglyph.c
@@ -296,6 +296,13 @@ miGlyphs (CARD8		op,
         else
         {
           nxagentGlyphsExtents = (BoxPtr) malloc(sizeof(BoxRec));
+          if (!nxagentGlyphsExtents)
+          {
+            #ifdef WARNING
+            fprintf(stderr, "WARNING! Cannot allocate GlyphExtents\n");
+            #endif
+            return;
+          }
 
           GlyphExtents (nlist, list, glyphs, &extents);
 

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