From: Tony Lindgren <tony@atomide.com>
Date: Thu, 9 Jun 2005 18:55:03 +0000 (-0700)
Subject: ARM: OMAP: Check for SRAM null pointer
X-Git-Tag: v2.6.13-omap1~123
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=fae00e72510ff2614441c6b08b117d6752b70307;p=linux-2.6-omap-h63xx.git

ARM: OMAP: Check for SRAM null pointer

Check for SRAM null pointer
---

diff --git a/arch/arm/mach-omap/sram.c b/arch/arm/mach-omap/sram.c
index 36c068ba987..3faf9b05c32 100644
--- a/arch/arm/mach-omap/sram.c
+++ b/arch/arm/mach-omap/sram.c
@@ -81,6 +81,9 @@ static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl) = NULL;
 
 void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl)
 {
+	if (_omap_sram_reprogram_clock == NULL)
+		panic("Cannot use SRAM");
+
 	return _omap_sram_reprogram_clock(dpllctl, ckctl);
 }