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Fix buffer overflow in sql error message buffer

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Also use existing buffer when printing to stderr
This commit is contained in:
Nirgal Vourgère 2013-10-13 09:05:18 +02:00 committed by Jean-Michel Vourgère
parent abcb273f2b
commit 1213f84859
1 changed files with 2 additions and 5 deletions
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7
src/sql/mdbsql.c
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@ -51,13 +51,10 @@ mdb_sql_error(MdbSQL* sql, char *fmt, ...)
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
vsnprintf(sql->error_msg, sizeof(sql->error_msg), fmt, ap);
va_end(ap);
fprintf(stderr,"\n");
va_start(ap, fmt);
vsprintf(sql->error_msg, fmt, ap);
va_end(ap);
fprintf(stderr, "%s\n", sql->error_msg);
}
int mdb_sql_yyinput(char *buf, int need)