This patch replaces the use of the deprecated simple_strtol [1] function
in the modedb.c file with the recommended kstrtol function. This change
improves error handling and boundary checks.

[1] 
https://www.kernel.org/doc/html/latest/process/deprecated.html#simple-strtol-simple-strtoll-simple-strtoul-simple-strtoull

Signed-off-by: Cong Liu <liuco...@kylinos.cn>
---
 drivers/video/fbdev/core/modedb.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/video/fbdev/core/modedb.c 
b/drivers/video/fbdev/core/modedb.c
index 7196b055f2bd..eebbbc7e2aa3 100644
--- a/drivers/video/fbdev/core/modedb.c
+++ b/drivers/video/fbdev/core/modedb.c
@@ -661,7 +661,7 @@ int fb_find_mode(struct fb_var_screeninfo *var,
                                namelen = i;
                                if (!refresh_specified && !bpp_specified &&
                                    !yres_specified) {
-                                       refresh = simple_strtol(&name[i+1], 
NULL,
+                                       refresh = kstrtol(&name[i+1], NULL,
                                                                10);
                                        refresh_specified = 1;
                                        if (cvt || rb)
@@ -672,7 +672,7 @@ int fb_find_mode(struct fb_var_screeninfo *var,
                        case '-':
                                namelen = i;
                                if (!bpp_specified && !yres_specified) {
-                                       bpp = simple_strtol(&name[i+1], NULL,
+                                       bpp = kstrtol(&name[i+1], NULL,
                                                            10);
                                        bpp_specified = 1;
                                        if (cvt || rb)
@@ -682,7 +682,7 @@ int fb_find_mode(struct fb_var_screeninfo *var,
                                break;
                        case 'x':
                                if (!yres_specified) {
-                                       yres = simple_strtol(&name[i+1], NULL,
+                                       yres = kstrtol(&name[i+1], NULL,
                                                             10);
                                        yres_specified = 1;
                                } else
@@ -719,7 +719,7 @@ int fb_find_mode(struct fb_var_screeninfo *var,
                        }
                }
                if (i < 0 && yres_specified) {
-                       xres = simple_strtol(name, NULL, 10);
+                       xres = kstrtol(name, NULL, 10);
                        res_specified = 1;
                }
 done:
-- 
2.34.1

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