Use string_upper() from string helper module instead of open coded variant. Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> --- drivers/infiniband/hw/hfi1/efivar.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/infiniband/hw/hfi1/efivar.c b/drivers/infiniband/hw/hfi1/efivar.c index c22ab7b5163b..197cbd620662 100644 --- a/drivers/infiniband/hw/hfi1/efivar.c +++ b/drivers/infiniband/hw/hfi1/efivar.c @@ -45,7 +45,8 @@ * */ -#include <linux/ctype.h> +#include <linux/string_helpers.h> + #include "efivar.h" /* GUID for HFI1 variables in EFI */ @@ -154,7 +155,6 @@ int read_hfi1_efi_var(struct hfi1_devdata *dd, const char *kind, char prefix_name[64]; char name[64]; int result; - int i; /* create a common prefix */ snprintf(prefix_name, sizeof(prefix_name), "%04x:%02x:%02x.%x", @@ -170,10 +170,7 @@ int read_hfi1_efi_var(struct hfi1_devdata *dd, const char *kind, * variable. */ if (result) { - /* Converting to uppercase */ - for (i = 0; prefix_name[i]; i++) - if (isalpha(prefix_name[i])) - prefix_name[i] = toupper(prefix_name[i]); + string_upper(prefix_name, prefix_name); snprintf(name, sizeof(name), "%s-%s", prefix_name, kind); result = read_efi_var(name, size, return_data); } -- 2.30.2