forked from mirrors/linux
6655360923
Sparse is not happy to see non-static variable without declaration: lib/vsprintf.c:61:6: warning: symbol 'no_hash_pointers' was not declared. Should it be static? Declare respective variable in the sprintf.h. With this, add a comment to discourage its use if no real need. Link: https://lkml.kernel.org/r/20230814163344.17429-3-andriy.shevchenko@linux.intel.com Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Marco Elver <elver@google.com> Reviewed-by: Petr Mladek <pmladek@suse.com> Cc: Alexander Potapenko <glider@google.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Sergey Senozhatsky <senozhatsky@chromium.org> Cc: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
27 lines
1.2 KiB
C
27 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_KERNEL_SPRINTF_H_
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#define _LINUX_KERNEL_SPRINTF_H_
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#include <linux/compiler_attributes.h>
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#include <linux/types.h>
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int num_to_str(char *buf, int size, unsigned long long num, unsigned int width);
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__printf(2, 3) int sprintf(char *buf, const char * fmt, ...);
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__printf(2, 0) int vsprintf(char *buf, const char *, va_list);
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__printf(3, 4) int snprintf(char *buf, size_t size, const char *fmt, ...);
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__printf(3, 0) int vsnprintf(char *buf, size_t size, const char *fmt, va_list args);
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__printf(3, 4) int scnprintf(char *buf, size_t size, const char *fmt, ...);
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__printf(3, 0) int vscnprintf(char *buf, size_t size, const char *fmt, va_list args);
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__printf(2, 3) __malloc char *kasprintf(gfp_t gfp, const char *fmt, ...);
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__printf(2, 0) __malloc char *kvasprintf(gfp_t gfp, const char *fmt, va_list args);
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__printf(2, 0) const char *kvasprintf_const(gfp_t gfp, const char *fmt, va_list args);
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__scanf(2, 3) int sscanf(const char *, const char *, ...);
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__scanf(2, 0) int vsscanf(const char *, const char *, va_list);
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/* These are for specific cases, do not use without real need */
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extern bool no_hash_pointers;
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int no_hash_pointers_enable(char *str);
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#endif /* _LINUX_KERNEL_SPRINTF_H */
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