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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2010-12-09 22:46:29 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2010-12-10 14:18:36 -0800
commit352a337832774a6929c16b569abe9cedc3db01cc (patch)
treeaa5c99abbb79155320ab01cb9fcd2f5a1d0691f7
parent537baabbdfebe7f9514f05b62eac91b4bfa0bdf2 (diff)
downloadop-kernel-dev-352a337832774a6929c16b569abe9cedc3db01cc.zip
op-kernel-dev-352a337832774a6929c16b569abe9cedc3db01cc.tar.gz
USB: otg: fix link breakage, when the NOP USB Xceiver is a module
If the NOP USB OTG transceiver driver is built as a module, the otg.h header declares external functions, but if they are referenced from the kernel proper, as, e.g., in the OMAP3 case, where the omap3evm board is calling the usb_nop_xceiv_register() function, linkage breaks. This patch fixes this problem. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--include/linux/usb/otg.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 0a5b371..a1a1e7a 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -116,7 +116,7 @@ struct otg_transceiver {
/* for board-specific init logic */
extern int otg_set_transceiver(struct otg_transceiver *);
-#if defined(CONFIG_NOP_USB_XCEIV) || defined(CONFIG_NOP_USB_XCEIV_MODULE)
+#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE))
/* sometimes transceivers are accessed only through e.g. ULPI */
extern void usb_nop_xceiv_register(void);
extern void usb_nop_xceiv_unregister(void);
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