Commit 177a4324 authored by Alexander Nyberg's avatar Alexander Nyberg Committed by Greg KH
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[PATCH] Hotplug: Make dev->bus checking consistent

Earlier in the same function dev->bus is checked before dereferenced,
make consistent although I honestly don't know if dev->bus could
ever be NULL

Found by the Coverity tool
Signed-off-by: default avatarAlexander Nyberg <>
Signed-off-by: default avatarGreg Kroah-Hartman <>
parent 897f5ab2
......@@ -139,7 +139,7 @@ static int dev_hotplug(struct kset *kset, struct kobject *kobj, char **envp,
buffer = &buffer[length];
buffer_size -= length;
if (dev->bus->hotplug) {
if (dev->bus && dev->bus->hotplug) {
/* have the bus specific function add its stuff */
retval = dev->bus->hotplug (dev, envp, num_envp, buffer, buffer_size);
if (retval) {
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