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gstreamer/sdp: Fix SDPMessage::medias_mut() iterator

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The raw pointer manipulation code was adding one indirection too many.

Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/issues/304
This commit is contained in:
Sebastian Dröge 2020-12-20 19:21:20 +02:00
parent 8549046994
commit 08c54145d3
1 changed files with 3 additions and 3 deletions
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6
gstreamer-sdp/src/sdp_message.rs
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@ -1029,7 +1029,7 @@ macro_rules! define_iter_mut(
// example removes the message that was returned here at an earlier time. The compiler // example removes the message that was returned here at an earlier time. The compiler
// would be correct to complain in that case, but we don't provide such a function. // would be correct to complain in that case, but we don't provide such a function.
let message = unsafe { let message = unsafe {
&mut *(&mut self.message as *mut &'a mut SDPMessageRef as *mut SDPMessageRef) &mut *(self.message as *mut SDPMessageRef)
}; };
if self.idx >= self.len { if self.idx >= self.len {
return None; return None;
@ -1054,7 +1054,7 @@ macro_rules! define_iter_mut(
impl<'a> DoubleEndedIterator for $name<'a> { impl<'a> DoubleEndedIterator for $name<'a> {
fn next_back(&mut self) -> Option<Self::Item> { fn next_back(&mut self) -> Option<Self::Item> {
let message = unsafe { let message = unsafe {
&mut *(&mut self.message as *mut &'a mut SDPMessageRef as *mut SDPMessageRef) &mut *(self.message as *mut SDPMessageRef)
}; };
if self.idx == self.len { if self.idx == self.len {
return None; return None;
@ -1098,7 +1098,7 @@ define_iter_mut!(
MediasIterMut, MediasIterMut,
&'a mut SDPMediaRef, &'a mut SDPMediaRef,
|message: &'a mut SDPMessageRef, idx| message.get_media_mut(idx), |message: &'a mut SDPMessageRef, idx| message.get_media_mut(idx),
|message: &mut SDPMessageRef| message.medias_len() |message: &SDPMessageRef| message.medias_len()
); );
define_iter!( define_iter!(
PhonesIter, PhonesIter,