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fbdev: Support NULL for name in option-string lookup

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Ignore the per-driver video options if no driver name has been
specified to fb_get_option(). Return the global options in this
case.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230209135509.7786-4-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-02-09 14:55:01 +01:00
parent 73ce73c30b
commit cedaf7cddd
1 changed files with 6 additions and 1 deletions
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7
drivers/video/fbdev/core/fb_cmdline.c
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@ -39,13 +39,18 @@ int fb_get_options(const char *name, char **option)
{
const char *options = NULL;
int retval = 0;
int name_len = strlen(name), i;
size_t name_len;
char *opt;
if (name)
name_len = strlen(name);
if (name_len && ofonly && strncmp(name, "offb", 4))
retval = 1;
if (name_len && !retval) {
unsigned int i;
for (i = 0; i < FB_MAX; i++) {
if (video_options[i] == NULL)
continue;