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-rw-r--r--src/core/SkRWBuffer.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/core/SkRWBuffer.cpp b/src/core/SkRWBuffer.cpp
index 0784378d99..c0a93bdf53 100644
--- a/src/core/SkRWBuffer.cpp
+++ b/src/core/SkRWBuffer.cpp
@@ -168,7 +168,9 @@ SkRWBuffer::SkRWBuffer(size_t initialCapacity) : fHead(nullptr), fTail(nullptr),
SkRWBuffer::~SkRWBuffer() {
this->validate();
- fHead->unref();
+ if (fHead) {
+ fHead->unref();
+ }
}
void SkRWBuffer::append(const void* src, size_t length) {