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authorTakashi Iwai <tiwai@suse.de>2009-12-01 15:58:15 +0100
committerTakashi Iwai <tiwai@suse.de>2009-12-01 15:58:15 +0100
commitb00615d163cd24fa98d155acfc1f9d81d6fe1103 (patch)
treedde815788aaea3e336aaaf24763311ce63a22e1b /arch/sparc/kernel/prom_common.c
parent75639e7ee1401b3876c7a00ffe96ea8027668690 (diff)
parentd6797322231af98b9bb4afb175dd614cf511e5f7 (diff)
downloadkernel-crypto-b00615d163cd24fa98d155acfc1f9d81d6fe1103.tar.gz
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Merge branch 'topic/pcm-dma-fix' into topic/core-change
Diffstat (limited to 'arch/sparc/kernel/prom_common.c')
-rw-r--r--arch/sparc/kernel/prom_common.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c
index 138910c6720..d80a65d9e89 100644
--- a/arch/sparc/kernel/prom_common.c
+++ b/arch/sparc/kernel/prom_common.c
@@ -79,6 +79,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
err = -ENODEV;
+ mutex_lock(&of_set_property_mutex);
write_lock(&devtree_lock);
prevp = &dp->properties;
while (*prevp) {
@@ -88,9 +89,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
void *old_val = prop->value;
int ret;
- mutex_lock(&of_set_property_mutex);
ret = prom_setprop(dp->node, name, val, len);
- mutex_unlock(&of_set_property_mutex);
err = -EINVAL;
if (ret >= 0) {
@@ -109,6 +108,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
prevp = &(*prevp)->next;
}
write_unlock(&devtree_lock);
+ mutex_unlock(&of_set_property_mutex);
/* XXX Upate procfs if necessary... */