CHROMIUM: arch/arm: do not turn TODO warning into error

If the build treats warnings as errors (CONFIG_ERROR_ON_WARNING=y), then
do not invoke the "#warn 'TODO'" since it unnecessarily fails the build.

BUG=chromium-os:5542
TEST=emerge-daisy chromeos-kernel, make sure this doesn't appear.

Change-Id: I64c1b4d6079980bbea1f808ac038bf5cbe54beb0
Signed-off-by: Simon Que <sque@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/42371
Reviewed-by: Mandeep Singh Baines <msb@chromium.org>

diff --git a/arch/arm/kernel/return_address.c b/arch/arm/kernel/return_address.c
index 8085417555dd7c49176cd06d88354dd1b2faca67..981087af1c5e6ddb9bbbd4d906c84a06ecb8b0b5 100644 (file)
--- a/arch/arm/kernel/return_address.c
+++ b/arch/arm/kernel/return_address.c
@@ -58,7 +58,7 @@ void *return_address(unsigned int level)
 
 #else /* if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND) */
 
-#if defined(CONFIG_ARM_UNWIND)
+#if defined(CONFIG_ARM_UNWIND) && !defined(CONFIG_ERROR_ON_WARNING)
 #warning "TODO: return_address should use unwind tables"
 #endif