From: Jon Trulson <jon@radscan.com>
Date: Tue, 3 Apr 2018 00:23:22 +0000 (-0600)
Subject: dtudcfonted/gpftobdf.c: Coverity CID 175168; NULL deref
X-Git-Tag: 2.2.4a~132^2~4
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=ba95bbc073e549e5e0164c8b9f7e7e3f76112cac;p=oweals%2Fcde.git

dtudcfonted/gpftobdf.c: Coverity CID 175168; NULL deref
---

diff --git a/cde/programs/dtudcfonted/dtgpftobdf/gpftobdf.c b/cde/programs/dtudcfonted/dtgpftobdf/gpftobdf.c
index 565f30a6..5bea3380 100644
--- a/cde/programs/dtudcfonted/dtgpftobdf/gpftobdf.c
+++ b/cde/programs/dtudcfonted/dtgpftobdf/gpftobdf.c
@@ -1466,9 +1466,19 @@ int	fix ;
 
 		bitmap = pcf->bitmaps + getINT32( (unsigned char *)(pcf->offsets + encodingOffset),
 		    pcf->bmp_fmt);
-		invertBits( bitmap + bmp_adj, pcf->bmp_fmt, ptn_width, cpy_height, bmp_ptn + ptn_adj);
-		putPtn( (unsigned char *)bmp_ptn, ptn_width, ptn_height );
-		fprintf(stdout,"ENDCHAR\n");
+                /* Only do this if non-NULL... */
+                if (bmp_ptn)
+                {
+                    invertBits( bitmap + bmp_adj, pcf->bmp_fmt,
+                                ptn_width, cpy_height, bmp_ptn + ptn_adj);
+                    putPtn( (unsigned char *)bmp_ptn, ptn_width, ptn_height );
+                }
+                else
+                {
+                    fprintf(stderr, "%s: bmp_ptn is NULL", __FUNCTION__);
+                }
+
+                fprintf(stdout,"ENDCHAR\n");
 		if( fix == FALSE )	free(bmp_ptn);
 	}
 	if( fix == TRUE )	free(bmp_ptn);