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libselinux: audit2why: fix build warnings

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Fix the following build warnings.

audit2why.c: In function ‘__policy_init’:
audit2why.c:207:22: warning: ‘%s’ directive output may be truncated writing up to 4095 bytes into a region of size 4081 [-Wformat-truncation=]
      "unable to open %s:  %s\n",
                      ^~
      path, strerror(errno));
      ~~~~
audit2why.c:206:4: note: ‘snprintf’ output 20 or more bytes (assuming 4115) into a destination of size 4096
    snprintf(errormsg, sizeof(errormsg),
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      "unable to open %s:  %s\n",
      ~~~~~~~~~~~~~~~~~~~~~~~~~~~
      path, strerror(errno));
      ~~~~~~~~~~~~~~~~~~~~~~
audit2why.c:253:28: warning: ‘%s’ directive output may be truncated writing up to 4095 bytes into a region of size 4074 [-Wformat-truncation=]
     "invalid binary policy %s\n", path);
                            ^~     ~~~~
audit2why.c:252:3: note: ‘snprintf’ output between 24 and 4119 bytes into a destination of size 4096
   snprintf(errormsg, sizeof(errormsg),
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     "invalid binary policy %s\n", path);
     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
This commit is contained in:
Stephen Smalley 2018-05-03 14:48:45 -04:00 committed by stephensmalley
parent e76569f863
commit c41633b90e
1 changed files with 1 additions and 1 deletions
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2
libselinux/src/audit2why.c
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@ -193,7 +193,7 @@ static int __policy_init(const char *init_path)
{
FILE *fp;
char path[PATH_MAX];
char errormsg[PATH_MAX];
char errormsg[PATH_MAX+1024+20];
struct sepol_policy_file *pf = NULL;
int rc;
unsigned int cnt;