diff options
Diffstat (limited to 'src/hci')
| -rw-r--r-- | src/hci/commands/pci_cmd.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/hci/commands/pci_cmd.c b/src/hci/commands/pci_cmd.c index 515798baf..5bae66fbe 100644 --- a/src/hci/commands/pci_cmd.c +++ b/src/hci/commands/pci_cmd.c @@ -22,6 +22,7 @@ */ #include <stdio.h> +#include <errno.h> #include <getopt.h> #include <ipxe/pci.h> #include <ipxe/command.h> @@ -79,6 +80,10 @@ static int pciscan_exec ( int argc, char **argv ) { } else { /* Setting is defined: start searching from next location */ busdevfn = ( prev + 1 ); + if ( ! busdevfn ) { + rc = -ENOENT; + goto err_end; + } } /* Find next existent PCI device */ @@ -101,6 +106,7 @@ static int pciscan_exec ( int argc, char **argv ) { } err_store: + err_end: err_find_next: err_parse_setting: err_parse_options: |