fixed some leaks in a helper function on error exists (Coverity)

git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@14638 67ed7778-7388-44ab-90cf-0a291f65f57c

1 files changed, 4 insertions, 0 deletions

diff --git a/libgphoto2/exif.c b/libgphoto2/exif.c
index e958ce9b9..5886fa142 100644
--- a/libgphoto2/exif.c
+++ b/libgphoto2/exif.c
@@ -458,6 +458,7 @@ unsigned char *gpi_exif_get_thumbnail_and_size(exifparser *exifdat, long *size)
       fprintf(stderr,"Too few ifds, doesn't look right. Giving up\n");
     }
     *size = 0;
+    free(newimg);
     return(NULL); /* Things don't look right...*/
   }
 
@@ -481,6 +482,7 @@ unsigned char *gpi_exif_get_thumbnail_and_size(exifparser *exifdat, long *size)
     if (dsize==-1){
       fprintf(stderr,"No Jpeg size tag for thumbnail, skipping\n");
       *size = 0;
+      free(newimg);
       return(NULL);
     }
     imagedata=exifdat->data+tmp;
@@ -494,6 +496,7 @@ unsigned char *gpi_exif_get_thumbnail_and_size(exifparser *exifdat, long *size)
   if (tmp==-1) {
     fprintf(stderr,"gpe_get_thumbnail: Tiff or jpeg data not found, skipping\n");
     *size = 0;
+    free(newimg);
     return(NULL);
   }
   imagedata=exifdat->data+tmp;
@@ -502,6 +505,7 @@ unsigned char *gpi_exif_get_thumbnail_and_size(exifparser *exifdat, long *size)
   if (dataptr==-1) {
     printf("Split two\n");
     *size = 0;
+    free(newimg);
     return(NULL);
   }