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blobmsg/ulog: fix format string compiler warnings

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Fixes following compiler warnings:

 blobmsg.c:242:39: error: format string is not a string literal [-Werror,-Wformat-nonliteral]
 blobmsg.c:248:23: error: format string is not a string literal [-Werror,-Wformat-nonliteral]
 ulog.c💯18: error: format string is not a string literal [-Werror,-Wformat-nonliteral]
 ulog.c:112:16: error: format string is not a string literal [-Werror,-Wformat-nonliteral]
 ulog.c:117:20: error: format string is not a string literal [-Werror,-Wformat-nonliteral]

Signed-off-by: Petr Štetiar <ynezz@true.cz>
This commit is contained in:
Petr Štetiar 2019-12-07 13:34:25 +01:00
parent eb216a9524
commit 46f8268b4b
2 changed files with 7 additions and 4 deletions
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8
blobmsg.c
View file

@ -230,8 +230,8 @@ blobmsg_open_nested(struct blob_buf *buf, const char *name, bool array)
return (void *)offset;
}
int
blobmsg_vprintf(struct blob_buf *buf, const char *name, const char *format, va_list arg)
__attribute__((format(printf, 3, 0)))
int blobmsg_vprintf(struct blob_buf *buf, const char *name, const char *format, va_list arg)
{
va_list arg2;
char cbuf;
@ -251,8 +251,8 @@ blobmsg_vprintf(struct blob_buf *buf, const char *name, const char *format, va_l
return ret;
}
int
blobmsg_printf(struct blob_buf *buf, const char *name, const char *format, ...)
__attribute__((format(printf, 3, 4)))
int blobmsg_printf(struct blob_buf *buf, const char *name, const char *format, ...)
{
va_list ap;
int ret;

3
ulog.c
View file

@ -87,6 +87,7 @@ static void ulog_defaults(void)
_ulog_initialized = 1;
}
__attribute__((format(printf, 2, 0)))
static void ulog_kmsg(int priority, const char *fmt, va_list ap)
{
FILE *kmsg;
@ -102,6 +103,7 @@ static void ulog_kmsg(int priority, const char *fmt, va_list ap)
}
}
__attribute__((format(printf, 2, 0)))
static void ulog_stdio(int priority, const char *fmt, va_list ap)
{
FILE *out = stderr;
@ -112,6 +114,7 @@ static void ulog_stdio(int priority, const char *fmt, va_list ap)
vfprintf(out, fmt, ap);
}
__attribute__((format(printf, 2, 0)))
static void ulog_syslog(int priority, const char *fmt, va_list ap)
{
vsyslog(priority, fmt, ap);