lib/vnsprintf: add const modifier for param 'bitmap'

IronShen · pmladek · commit dc453dd89daa · 2022-08-25T10:09:03.000+02:00
There is no modification for param bitmap in function bitmap_string() and bitmap_list_string(), so add const modifier for it. Signed-off-by: Jian Shen <shenjian15@huawei.com> Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com> Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org> Reviewed-by: Sergey Senozhatsky <senozhatsky@chromium.org> Signed-off-by: Petr Mladek <pmladek@suse.com> Link: https://lore.kernel.org/r/20220816144557.30779-1-huangguangbin2@huawei.com
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
@@ -1189,7 +1189,7 @@ char *hex_string(char *buf, char *end, u8 *addr, struct printf_spec spec,
 }
 
 static noinline_for_stack
-char *bitmap_string(char *buf, char *end, unsigned long *bitmap,
+char *bitmap_string(char *buf, char *end, const unsigned long *bitmap,
 		    struct printf_spec spec, const char *fmt)
 {
 	const int CHUNKSZ = 32;
@@ -1233,7 +1233,7 @@ char *bitmap_string(char *buf, char *end, unsigned long *bitmap,
 }
 
 static noinline_for_stack
-char *bitmap_list_string(char *buf, char *end, unsigned long *bitmap,
+char *bitmap_list_string(char *buf, char *end, const unsigned long *bitmap,
 			 struct printf_spec spec, const char *fmt)
 {
 	int nr_bits = max_t(int, spec.field_width, 0);

Original file line number	Diff line number	Diff line change
`@@ -1189,7 +1189,7 @@ char hex_string(char buf, char end, u8 addr, struct printf_spec spec,`
`1189`	`1189`	`}`
`1190`	`1190`
`1191`	`1191`	`static noinline_for_stack`
`1192`		`-char bitmap_string(char buf, char end, unsigned long bitmap,`
	`1192`	`+char bitmap_string(char buf, char end, const unsigned long bitmap,`
`1193`	`1193`	`struct printf_spec spec, const char *fmt)`
`1194`	`1194`	`{`
`1195`	`1195`	`const int CHUNKSZ = 32;`
`@@ -1233,7 +1233,7 @@ char bitmap_string(char buf, char end, unsigned long bitmap,`
`1233`	`1233`	`}`
`1234`	`1234`
`1235`	`1235`	`static noinline_for_stack`
`1236`		`-char bitmap_list_string(char buf, char end, unsigned long bitmap,`
	`1236`	`+char bitmap_list_string(char buf, char end, const unsigned long bitmap,`
`1237`	`1237`	`struct printf_spec spec, const char *fmt)`
`1238`	`1238`	`{`
`1239`	`1239`	`int nr_bits = max_t(int, spec.field_width, 0);`