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qemu-usb: handle null pointer in 'free()'

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Fixes #2128
This commit is contained in:
Christian Prochaska
2016-10-12 16:52:38 +02:00
committed by Christian Helmuth
parent c2e7727f46
commit b41b001003
1 changed files with 3 additions and 1 deletions
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4
repos/libports/src/lib/qemu-usb/qemu_emul.cc
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@@ -95,7 +95,9 @@ void *memset(void *s, int c, size_t n) {
void free(void *p) {
Genode::env()->heap()->free(p, 0); }
if (!p) return;
Genode::env()->heap()->free(p, 0);
}
void q_printf(char const *fmt, ...)