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Take care to not dereference the original image a second time

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This commit is contained in:
Aarti Parikh 2016-06-21 17:47:08 -07:00
parent cb0afe5786
commit db78c9b75e
1 changed files with 6 additions and 1 deletions
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7
vips.go
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@ -318,7 +318,12 @@ func vipsSave(image *C.VipsImage, o vipsSaveOptions) ([]byte, error) {
if err != nil { if err != nil {
return nil, err return nil, err
} }
defer C.g_object_unref(C.gpointer(tmpImage)) //When an image has an unsupported color space, vipsPreSave returns the pointer of the image passed to it unmodified.
//When this occurs, we must take care to not dereference the original image a second time;
//we may otherwise erroneously free the object twice
if tmpImage != image {
defer C.g_object_unref(C.gpointer(tmpImage))
}
length := C.size_t(0) length := C.size_t(0)
saveErr := C.int(0) saveErr := C.int(0)