uefi: fix panic in MemoryMapBackingMemory in unit tests

phip1611 · phip1611 · commit 4b6be3f93b76 · 2024-05-26T00:45:02.000+02:00
The panic occurs because system_table_boot() panics as
no pointer to the system table was saved anywhere.
diff --git a/uefi/src/table/boot.rs b/uefi/src/table/boot.rs
@@ -1744,6 +1744,8 @@ impl MemoryMapBackingMemory {
     }
 }
 
+// Don't drop when we use this in unit tests.
+#[cfg(not(test))]
 impl Drop for MemoryMapBackingMemory {
     fn drop(&mut self) {
         if let Some(bs) = system_table_boot() {

Original file line number	Diff line number	Diff line change
`@@ -1744,6 +1744,8 @@ impl MemoryMapBackingMemory {`
`1744`	`1744`	`}`
`1745`	`1745`	`}`
`1746`	`1746`
	`1747`	`+// Don't drop when we use this in unit tests.`
	`1748`	`+#[cfg(not(test))]`
`1747`	`1749`	`impl Drop for MemoryMapBackingMemory {`
`1748`	`1750`	`fn drop(&mut self) {`
`1749`	`1751`	`if let Some(bs) = system_table_boot() {`