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core/selinux-access: do not use NULL for %s

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../src/core/selinux-access.c: In function ‘mac_selinux_generic_access_check’:
../src/basic/log.h:223:27: error: ‘%s’ directive argument is null [-Werror=format-overflow=]
../src/core/selinux-access.c:235:85: note: format string is defined here
  235 |                         log_warning_errno(errno, "SELinux getcon_raw failed (tclass=%s perm=%s): %m", tclass, permission);
      |                                                                                     ^~

I wonder why nobody ever noticed this.

Fixes #14691 (other issues listed in that ticket have already been fixed).
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2020-02-06 21:16:08 +01:00
parent 949fb07e6e
commit 22cd7aabec
1 changed files with 3 additions and 3 deletions
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6
src/core/selinux-access.c
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@ -181,7 +181,7 @@ int mac_selinux_generic_access_check(
sd_bus_error *error) {
_cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
const char *tclass = NULL, *scon = NULL;
const char *tclass, *scon;
struct audit_info audit_info = {};
_cleanup_free_ char *cl = NULL;
char *fcon = NULL;
@ -223,7 +223,7 @@ int mac_selinux_generic_access_check(
r = getfilecon_raw(path, &fcon);
if (r < 0) {
log_warning_errno(errno, "SELinux getfilecon_raw on '%s' failed (tclass=%s perm=%s): %m", path, tclass, permission);
log_warning_errno(errno, "SELinux getfilecon_raw on '%s' failed (perm=%s): %m", path, permission);
r = sd_bus_error_setf(error, SD_BUS_ERROR_ACCESS_DENIED, "Failed to get file context on %s.", path);
goto finish;
}
@ -232,7 +232,7 @@ int mac_selinux_generic_access_check(
} else {
r = getcon_raw(&fcon);
if (r < 0) {
log_warning_errno(errno, "SELinux getcon_raw failed (tclass=%s perm=%s): %m", tclass, permission);
log_warning_errno(errno, "SELinux getcon_raw failed (perm=%s): %m", permission);
r = sd_bus_error_setf(error, SD_BUS_ERROR_ACCESS_DENIED, "Failed to get current context.");
goto finish;
}