Files
linux/lib
Karl Mehltretter d9c0fd5533 lib/interval_tree: fix allocation warning messages
WARN_ON_ONCE() takes a condition, not a message.  The string literals are
always true, so the warnings still trigger but the messages are never
printed.

Use WARN_ONCE(1, ...) instead to print the messages and keep the once-only
behavior.

Found with a Coccinelle script.  Clang's -Wstring-conversion also flags
such calls but is not enabled in kernel builds.

Link: https://lore.kernel.org/20260808123608.73613-1-kmehltretter@gmail.com
Fixes: 82114e4513 ("lib/interval_tree: add test case for interval_tree_iter_xxx() helpers")
Assisted-by: Claude:claude-fable-5 coccinelle
Signed-off-by: Karl Mehltretter <kmehltretter@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2026-08-19 19:55:05 -07:00
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