From: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
Subject: usb: musb: fix null pointer check in musb_platform_init()
Fixes kernel panic when musb is selected for OMAP35x EVM but twl4030 is not
selected as in this case otg_get_transceiver() returns null.
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
Acked-by: Felipe Balbi <felipe.balbi@xxxxxxxxx>
Signed-off-by: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/usb/musb/omap2430.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -231,6 +231,10 @@ int __init musb_platform_init(struct mus
#if defined(CONFIG_ARCH_OMAP2430)
omap_cfg_reg(AE5_2430_USB0HS_STP);
#endif
+ if (!x) {
+ pr_err("omap: musb: null transceiver found\n");
+ return -ENODEV;
+ }
musb_platform_resume(musb);
--
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