search

linux-can / can-utils

Linux-CAN / SocketCAN user space applications
2.31k stars 697 forks source link

isobusfs_cmn: format-truncation warning #535

Closed marckleinebudde closed 1 month ago

marckleinebudde commented 1 month ago 
cmake -DCMAKE_BUILD_TYPE=Debug -D CMAKE_C_COMPILER=gcc -B build
cmake --build build
/home/isobusfs/isobusfs_cmn.c: In function 'isobusfs_log':
/home/isobusfs/isobusfs_cmn.c:104:30: warning: '%s' directive output may be truncated writing up to 191 bytes into a region of size between 182 and 245 [-Wformat-truncation=]
  104 |                  "[%s] [%s]: %s", time_buffer, level_str, log_entry);
      |                              ^~                           ~~~~~~~~~
/home/isobusfs/isobusfs_cmn.c:103:9: note: 'snprintf' output 12 or more bytes (assuming 266) into a destination of size 256
  103 |         snprintf(complete_log_entry, sizeof(complete_log_entry),
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  104 |                  "[%s] [%s]: %s", time_buffer, level_str, log_entry);
      |                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~