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authorMoonchild <mcwerewolf@wolfbeast.com>2019-03-13 07:49:07 +0100
committerGitHub <noreply@github.com>2019-03-13 07:49:07 +0100
commitbf0413359245579e9509146d42cd5547e35da695 (patch)
tree8218d4f60d9eccacbf42df8cb88094a082d401b4 /image/SourceBuffer.cpp
parent51b821b3fdc5a7eab2369cb6a6680598a6264b08 (diff)
parent709bc24e9110eba12f94cfcb8db00a8338ac4098 (diff)
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Merge pull request #998 from MoonchildProductions/master
Merge master into Sync-weave
Diffstat (limited to 'image/SourceBuffer.cpp')
-rw-r--r--image/SourceBuffer.cpp14
1 files changed, 11 insertions, 3 deletions
diff --git a/image/SourceBuffer.cpp b/image/SourceBuffer.cpp
index de0719d45..de066e29f 100644
--- a/image/SourceBuffer.cpp
+++ b/image/SourceBuffer.cpp
@@ -451,10 +451,18 @@ SourceBuffer::AppendFromInputStream(nsIInputStream* aInputStream,
uint32_t bytesRead;
nsresult rv = aInputStream->ReadSegments(AppendToSourceBuffer, this,
aCount, &bytesRead);
- if (!NS_WARN_IF(NS_FAILED(rv))) {
- MOZ_ASSERT(bytesRead == aCount,
- "AppendToSourceBuffer should consume everything");
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ if (bytesRead == 0) {
+ // The loading of the image has been canceled.
+ return NS_ERROR_FAILURE;
}
+
+ MOZ_ASSERT(bytesRead == aCount,
+ "AppendToSourceBuffer should consume everything");
+
return rv;
}