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Diffstat (limited to 'lib/vsprintf.c')
-rw-r--r--lib/vsprintf.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 259e55895933..c155769559ab 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -381,6 +381,9 @@ int num_to_str(char *buf, int size, unsigned long long num, unsigned int width)
#define SMALL 32 /* use lowercase in hex (must be 32 == 0x20) */
#define SPECIAL 64 /* prefix hex with "0x", octal with "0" */
+static_assert(ZEROPAD == ('0' - ' '));
+static_assert(SMALL == ' ');
+
enum format_type {
FORMAT_TYPE_NONE, /* Just a string part */
FORMAT_TYPE_WIDTH,
@@ -507,7 +510,7 @@ char *number(char *buf, char *end, unsigned long long num,
/* zero or space padding */
if (!(spec.flags & LEFT)) {
char c = ' ' + (spec.flags & ZEROPAD);
- BUILD_BUG_ON(' ' + ZEROPAD != '0');
+
while (--field_width >= 0) {
if (buf < end)
*buf = c;
@@ -1934,7 +1937,7 @@ char *flags_string(char *buf, char *end, void *flags_ptr,
names = vmaflag_names;
break;
case 'g':
- flags = *(gfp_t *)flags_ptr;
+ flags = (__force unsigned long)(*(gfp_t *)flags_ptr);
names = gfpflag_names;
break;
default:
@@ -1976,12 +1979,6 @@ char *device_node_string(char *buf, char *end, struct device_node *dn,
char *buf_start = buf;
struct property *prop;
bool has_mult, pass;
- static const struct printf_spec num_spec = {
- .flags = SMALL,
- .field_width = -1,
- .precision = -1,
- .base = 10,
- };
struct printf_spec str_spec = spec;
str_spec.field_width = -1;
@@ -2021,7 +2018,7 @@ char *device_node_string(char *buf, char *end, struct device_node *dn,
str_spec.precision = precision;
break;
case 'p': /* phandle */
- buf = number(buf, end, (unsigned int)dn->phandle, num_spec);
+ buf = number(buf, end, (unsigned int)dn->phandle, default_dec_spec);
break;
case 'P': /* path-spec */
p = fwnode_get_name(of_fwnode_handle(dn));
@@ -2134,7 +2131,7 @@ char *fwnode_string(char *buf, char *end, struct fwnode_handle *fwnode,
* [4] or [6] and is able to print port [p], flowinfo [f], scope [s]
* - '[Ii][4S][hnbl]' IPv4 addresses in host, network, big or little endian order
* - 'I[6S]c' for IPv6 addresses printed as specified by
- * http://tools.ietf.org/html/rfc5952
+ * https://tools.ietf.org/html/rfc5952
* - 'E[achnops]' For an escaped buffer, where rules are defined by combination
* of the following flags (see string_escape_mem() for the
* details):