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authorTom Rini <trini@ti.com>2013-09-24 09:05:08 -0400
committerTom Rini <trini@ti.com>2013-09-24 09:05:08 -0400
commitd7884e047d08447dfd1374e9fa2fdf7ab36e56f5 (patch)
treef5d33b61b2242db3ea868e2988566348970d5429 /common
parent3d187b3924b5c027b3e591c439838bc1c70afefd (diff)
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cmd_pxe.c: Pass along 'cmdtp' to do_bootm()/do_bootz()
When we call do_bootm() with a vmlinuz, this would lead to a NULL pointer dereference, and after talking with Wolfgang the right thing to do here for now is to make sure that we pass cmdtp to these functions rather than NULL. Reported-by: Steven A. Falco <stevenfalco@gmail.com> Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'common')
-rw-r--r--common/cmd_pxe.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/common/cmd_pxe.c b/common/cmd_pxe.c
index a2fb50a..c5f4a22 100644
--- a/common/cmd_pxe.c
+++ b/common/cmd_pxe.c
@@ -572,7 +572,7 @@ static int label_localboot(struct pxe_label *label)
* If the label specifies an 'append' line, its contents will overwrite that
* of the 'bootargs' environment variable.
*/
-static int label_boot(struct pxe_label *label)
+static int label_boot(cmd_tbl_t *cmdtp, struct pxe_label *label)
{
char *bootm_argv[] = { "bootm", NULL, NULL, NULL, NULL };
char initrd_str[22];
@@ -684,11 +684,11 @@ static int label_boot(struct pxe_label *label)
if (bootm_argv[3])
bootm_argc = 4;
- do_bootm(NULL, 0, bootm_argc, bootm_argv);
+ do_bootm(cmdtp, 0, bootm_argc, bootm_argv);
#ifdef CONFIG_CMD_BOOTZ
/* Try booting a zImage if do_bootm returns */
- do_bootz(NULL, 0, bootm_argc, bootm_argv);
+ do_bootz(cmdtp, 0, bootm_argc, bootm_argv);
#endif
return 1;
}
@@ -1355,7 +1355,7 @@ static struct menu *pxe_menu_to_menu(struct pxe_menu *cfg)
/*
* Try to boot any labels we have yet to attempt to boot.
*/
-static void boot_unattempted_labels(struct pxe_menu *cfg)
+static void boot_unattempted_labels(cmd_tbl_t *cmdtp, struct pxe_menu *cfg)
{
struct list_head *pos;
struct pxe_label *label;
@@ -1364,7 +1364,7 @@ static void boot_unattempted_labels(struct pxe_menu *cfg)
label = list_entry(pos, struct pxe_label, list);
if (!label->attempted)
- label_boot(label);
+ label_boot(cmdtp, label);
}
}
@@ -1380,7 +1380,7 @@ static void boot_unattempted_labels(struct pxe_menu *cfg)
* If this function returns, there weren't any labels that successfully
* booted, or the user interrupted the menu selection via ctrl+c.
*/
-static void handle_pxe_menu(struct pxe_menu *cfg)
+static void handle_pxe_menu(cmd_tbl_t *cmdtp, struct pxe_menu *cfg)
{
void *choice;
struct menu *m;
@@ -1406,14 +1406,14 @@ static void handle_pxe_menu(struct pxe_menu *cfg)
*/
if (err == 1) {
- err = label_boot(choice);
+ err = label_boot(cmdtp, choice);
if (!err)
return;
} else if (err != -ENOENT) {
return;
}
- boot_unattempted_labels(cfg);
+ boot_unattempted_labels(cmdtp, cfg);
}
/*
@@ -1453,7 +1453,7 @@ do_pxe_boot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return 1;
}
- handle_pxe_menu(cfg);
+ handle_pxe_menu(cmdtp, cfg);
destroy_pxe_menu(cfg);
@@ -1559,7 +1559,7 @@ int do_sysboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
if (prompt)
cfg->prompt = 1;
- handle_pxe_menu(cfg);
+ handle_pxe_menu(cmdtp, cfg);
destroy_pxe_menu(cfg);