Kernel: Don't crash on writes to ProcFS

BenWiederhake · linusg · commit e3b7c305bc3b · 2021-10-31T18:44:12.000+01:00
diff --git a/Kernel/FileSystem/ProcFS.cpp b/Kernel/FileSystem/ProcFS.cpp
@@ -244,7 +244,7 @@ ProcFSProcessAssociatedInode::ProcFSProcessAssociatedInode(const ProcFS& fs, Pro
 
 KResultOr<size_t> ProcFSProcessAssociatedInode::write_bytes(off_t, size_t, const UserOrKernelBuffer&, OpenFileDescription*)
 {
-    VERIFY_NOT_REACHED();
+    return ENOTSUP;
 }
 
 KResultOr<NonnullRefPtr<ProcFSProcessDirectoryInode>> ProcFSProcessDirectoryInode::try_create(const ProcFS& procfs, ProcessID pid)

Original file line number	Diff line number	Diff line change
`@@ -244,7 +244,7 @@ ProcFSProcessAssociatedInode::ProcFSProcessAssociatedInode(const ProcFS& fs, Pro`
`244`	`244`
`245`	`245`	`KResultOr<size_t> ProcFSProcessAssociatedInode::write_bytes(off_t, size_t, const UserOrKernelBuffer&, OpenFileDescription*)`
`246`	`246`	`{`
`247`		`- VERIFY_NOT_REACHED();`
	`247`	`+ return ENOTSUP;`
`248`	`248`	`}`
`249`	`249`
`250`	`250`	`KResultOr<NonnullRefPtr<ProcFSProcessDirectoryInode>> ProcFSProcessDirectoryInode::try_create(const ProcFS& procfs, ProcessID pid)`