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| author | neel <neel@FreeBSD.org> | 2012-08-04 04:24:41 +0000 |
|---|---|---|
| committer | neel <neel@FreeBSD.org> | 2012-08-04 04:24:41 +0000 |
| commit | 9e8084ff867746055e5b7f4290819f36ab3461a3 (patch) | |
| tree | 801718c51d94656efde03bf24bc3873880fbfb96 /usr.sbin/bhyve | |
| parent | f07527ef6066c09742e5ca0ff4631f9c2c68e82d (diff) | |
| download | FreeBSD-src-9e8084ff867746055e5b7f4290819f36ab3461a3.zip FreeBSD-src-9e8084ff867746055e5b7f4290819f36ab3461a3.tar.gz | |
Check that 'opts' is actually not NULL before dereferencing it. It is expected
that 'opts' will be NULL for the second serial port (-S <slot>,uart)
Diffstat (limited to 'usr.sbin/bhyve')
| -rw-r--r-- | usr.sbin/bhyve/pci_uart.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/usr.sbin/bhyve/pci_uart.c b/usr.sbin/bhyve/pci_uart.c index 1cb485e..0f8a281 100644 --- a/usr.sbin/bhyve/pci_uart.c +++ b/usr.sbin/bhyve/pci_uart.c @@ -580,7 +580,7 @@ pci_uart_init(struct vmctx *ctx, struct pci_devinst *pi, char *opts) pci_emul_alloc_bar(pi, 0, bar, PCIBAR_IO, 8); pci_lintr_request(pi, ivec); - if (!strcmp("stdio", opts) && !pci_uart_stdio) { + if (opts != NULL && !strcmp("stdio", opts) && !pci_uart_stdio) { pci_uart_stdio = 1; sc->stdio = 1; } |
