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authorIngo Molnar <mingo@elte.hu>2009-08-15 12:06:12 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-15 12:06:12 +0200
commitbe750231ce1599b86fbba213e3da8344ece262e2 (patch)
treea506c461082692bb5bab8b9bb63a762816329454 /arch/ia64/kernel/iosapic.c
parent18408ddc01136f505ae357c03f0d8e50b10e0db6 (diff)
parent39e6dd73502f64e2ae3236b304e160ae30de9384 (diff)
Merge branch 'perfcounters/urgent' into perfcounters/core
Conflicts: kernel/perf_counter.c Merge reason: update to latest upstream (-rc6) and resolve the conflict with urgent fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/ia64/kernel/iosapic.c')
-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 c48b03f2b61dd..dab4d393908c6 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);