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recover the undocumented feature needed by colord (again) #567

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Merged
mm2 merged 1 commit into from
May 6, 2026
+5 −3
Merged

recover the undocumented feature needed by colord (again) #567

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8 changes: 5 additions & 3 deletions src/cmsio0.c
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Original file line number Diff line number Diff line change
Expand Up @@ -214,10 +214,12 @@ cmsBool MemoryWrite(struct _cms_io_handler* iohandler, cmsUInt32Number size, con

if (size == 0) return TRUE; // Write zero bytes is ok, but does nothing

// Check for available space.
// Check for available space. Truncate the output in case the space
// is not enough instead of erroring out. See
// https://github.com/hughsie/colord/issues/147.

if (size > ResData->Size || ResData->Pointer > (ResData->Size - size))
goto WriteError;
if (size > ResData->Size - ResData->Pointer)
size = ResData->Size - ResData->Pointer;

memmove(ResData ->Block + ResData ->Pointer, Ptr, size);
ResData ->Pointer += size;
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