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Diffstat (limited to 'drivers/staging/comedi/kcomedilib/kcomedilib_main.c')
-rw-r--r--drivers/staging/comedi/kcomedilib/kcomedilib_main.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/staging/comedi/kcomedilib/kcomedilib_main.c b/drivers/staging/comedi/kcomedilib/kcomedilib_main.c
index 7dc5a18e69d4..8777f958c041 100644
--- a/drivers/staging/comedi/kcomedilib/kcomedilib_main.c
+++ b/drivers/staging/comedi/kcomedilib/kcomedilib_main.c
@@ -41,7 +41,8 @@ struct comedi_device *comedi_open(const char *filename)
if (strncmp(filename, "/dev/comedi", 11) != 0)
return NULL;
- minor = simple_strtoul(filename + 11, NULL, 0);
+ if (kstrtouint(filename + 11, 0, &minor))
+ return NULL;
if (minor >= COMEDI_NUM_BOARD_MINORS)
return NULL;