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[image] Allow image_set_cmdline() to clear the command line

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2011-03-07 02:43:56 +00:00
parent d1ad046a87
commit 659c55c1a9
1 changed files with 8 additions and 4 deletions
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12
src/core/image.c
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@@ -95,14 +95,18 @@ void image_set_uri ( struct image *image, struct uri *uri ) {
* Set image command line
*
* @v image Image
* @v cmdline New image command line
* @v cmdline New image command line, or NULL
* @ret rc Return status code
*/
int image_set_cmdline ( struct image *image, const char *cmdline ) {
free ( image->cmdline );
image->cmdline = strdup ( cmdline );
if ( ! image->cmdline )
return -ENOMEM;
image->cmdline = NULL;
if ( cmdline ) {
image->cmdline = strdup ( cmdline );
if ( ! image->cmdline )
return -ENOMEM;
}
return 0;
}