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Always check if both kernel and libseccomp have a syscall defined

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This commit is contained in:
Sebastian Ramacher 2023-12-09 10:15:11 +01:00
parent 385b797986
commit 3ca6b9c837
1 changed files with 3 additions and 3 deletions
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6
zathura/seccomp-filters.c
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@ -86,7 +86,7 @@ seccomp_enable_basic_filter(void)
DENY_RULE(migrate_pages); DENY_RULE(migrate_pages);
DENY_RULE(modify_ldt); DENY_RULE(modify_ldt);
DENY_RULE(mount); DENY_RULE(mount);
#ifdef __NR_mount_setattr #if defined(__NR_mount_setattr) && defined(__SNR_mount_setattr)
DENY_RULE(mount_setattr); DENY_RULE(mount_setattr);
#endif #endif
DENY_RULE(move_pages); DENY_RULE(move_pages);
@ -339,10 +339,10 @@ seccomp_enable_strict_filter(zathura_t* zathura)
ERRNO_RULE(openat2); ERRNO_RULE(openat2);
ERRNO_RULE(faccessat2); ERRNO_RULE(faccessat2);
ERRNO_RULE(pwritev2); ERRNO_RULE(pwritev2);
#ifdef __NR_readfile #if defined(__NR_readfile) && defined(__SNR_readfile)
ERRNO_RULE(readfile); ERRNO_RULE(readfile);
#endif #endif
#ifdef __NR_fchmodat2 #if defined(__NR_fchmodat2) && defined(__SNR_fchmodat2)
ERRNO_RULE(fchmodat2); ERRNO_RULE(fchmodat2);
#endif #endif