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sandbox: Check the filename in jump_to_image_no_args()

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If the filename is NULL this function currently crashes. Update it to fail
gracefully.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2018-11-23 21:29:25 -07:00
parent 6b5e420137
commit 12efc933b9
1 changed files with 6 additions and 2 deletions
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8
arch/sandbox/cpu/spl.c
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@ -69,7 +69,11 @@ void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
{
const char *fname = spl_image->arg;
os_fd_restore();
os_spl_to_uboot(fname);
if (fname) {
os_fd_restore();
os_spl_to_uboot(fname);
} else {
printf("No filename provided for U-Boot\n");
}
hang();
}