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authorRoel Kluin <[roel.kluin@gmail.com]>2009-08-11 14:52:11 -0700
committerFenghua Yu <fenghua.yu@intel.com>2009-08-11 14:52:11 -0700
commite7369e01eb85550ed60dd1b0e120b69dfb03dc23 (patch)
treea833d98ed9388f3a1d1072fb73cea1ac529256f0
parent5359dffd4396f281c5b77de1acbee6fb1b333b23 (diff)
downloadconfigs-e7369e01eb85550ed60dd1b0e120b69dfb03dc23.tar.gz
arch/ia64/kernel/iosapic: missing test after ioremap()
Missing test after ioremap() Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Acked-by: Fenghua Yu <fenghua.yu@intel.com>
-rw-r--r--arch/ia64/kernel/iosapic.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index c48b03f2b61..dab4d393908 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -1072,6 +1072,10 @@ iosapic_init (unsigned long phys_addr, unsigned int gsi_base)
}
addr = ioremap(phys_addr, 0);
+ if (addr == NULL) {
+ spin_unlock_irqrestore(&iosapic_lock, flags);
+ return -ENOMEM;
+ }
ver = iosapic_version(addr);
if ((err = iosapic_check_gsi_range(gsi_base, ver))) {
iounmap(addr);