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fcntl: bug fixes

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Matheus
2026-06-16 21:03:22 -03:00
parent 40705a2a73
commit 4cbc9ddfb9
1 changed files with 6 additions and 4 deletions
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kernel-src/sys/syscalls/fcntl.c
+6 -4
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@@ -32,7 +32,8 @@ syscallret_t syscall_fcntl(context_t *, int fd, int cmd, uint64_t arg) {
{ {
int f; int f;
ret.errno = fd_dup(fd, arg, false, (cmd == F_DUPFD_CLOEXEC) ? O_CLOEXEC : 0, &f); ret.errno = fd_dup(fd, arg, false, (cmd == F_DUPFD_CLOEXEC) ? O_CLOEXEC : 0, &f);
ret.ret = f; if (ret.errno == 0)
ret.ret = f;
} }
break; break;
case F_GETFL: case F_GETFL:
@@ -49,12 +50,14 @@ syscallret_t syscall_fcntl(context_t *, int fd, int cmd, uint64_t arg) {
break; break;
case F_SETFD: case F_SETFD:
ret.errno = fd_setflags(fd, (arg & FD_CLOEXEC) ? O_CLOEXEC : 0); ret.errno = fd_setflags(fd, (arg & FD_CLOEXEC) ? O_CLOEXEC : 0);
ret.ret = 0; if (ret.errno == 0)
ret.ret = 0;
break; break;
case F_GETFD: case F_GETFD:
int flg; int flg;
ret.errno = fd_getflags(fd, &flg); ret.errno = fd_getflags(fd, &flg);
ret.ret = flg ? FD_CLOEXEC : 0; if (ret.errno == 0)
ret.ret = flg ? FD_CLOEXEC : 0;
break; break;
case F_SETLK64: case F_SETLK64:
case F_SETLKW64: case F_SETLKW64:
@@ -65,7 +68,6 @@ syscallret_t syscall_fcntl(context_t *, int fd, int cmd, uint64_t arg) {
ret.errno = EINVAL; ret.errno = EINVAL;
goto cleanup; goto cleanup;
} }
ret.errno = 0;
cleanup: cleanup:
ret.ret = ret.errno ? -1 : ret.ret; ret.ret = ret.errno ? -1 : ret.ret;