unimore/kernel-hacking-2024-linux-steffo
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fbcon: break earlier in search_fb_in_map and search_for_mapped_con

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Break the for loop immediately upon finding the target, making the
process more efficient.

Signed-off-by: Qianqiang Liu <qianqiang.liu@163.com>
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Qianqiang Liu 2024-09-26 19:59:11 +08:00 committed by Helge Deller
parent f1ebbe4cd0
commit 2555906fd5
1 changed files with 6 additions and 2 deletions
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8
drivers/video/fbdev/core/fbcon.c
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@ -512,8 +512,10 @@ static int search_fb_in_map(int idx)
int i, retval = 0;
for (i = first_fb_vc; i <= last_fb_vc; i++) {
if (con2fb_map[i] == idx)
if (con2fb_map[i] == idx) {
retval = 1;
break;
}
}
return retval;
}
@ -523,8 +525,10 @@ static int search_for_mapped_con(void)
int i, retval = 0;
for (i = first_fb_vc; i <= last_fb_vc; i++) {
if (con2fb_map[i] != -1)
if (con2fb_map[i] != -1) {
retval = 1;
break;
}
}
return retval;
}