diff options
Diffstat (limited to 'cmd/pxe.c')
| -rw-r--r-- | cmd/pxe.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/cmd/pxe.c b/cmd/pxe.c index 0f26b3b4219..3deae5e6d47 100644 --- a/cmd/pxe.c +++ b/cmd/pxe.c @@ -5,6 +5,7 @@ */ #include <command.h> +#include <env.h> #include <fs.h> #include <net.h> #include <net6.h> @@ -64,6 +65,8 @@ static int pxe_dhcp_option_path(struct pxe_context *ctx, unsigned long pxefile_a int ret = get_pxe_file(ctx, pxelinux_configfile, pxefile_addr_r); free(pxelinux_configfile); + /* set to NULL to avoid double-free if DHCP is tried again */ + pxelinux_configfile = NULL; return ret; } |