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hurd fcntl: Make LOCKED macro more robust

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This commit is contained in:
Samuel Thibault 2023-01-02 01:54:18 +01:00
parent b7a5fec8b0
commit e1a467d330
1 changed files with 3 additions and 2 deletions
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5
sysdeps/mach/hurd/fcntl.c
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@ -109,7 +109,7 @@ __libc_fcntl (int fd, int cmd, ...)
/* Set RESULT by evaluating EXPR with the descriptor locked.
Check for an empty descriptor and return EBADF. */
#define LOCKED(expr) \
#define LOCKED(expr) do { \
HURD_CRITICAL_BEGIN; \
__spin_lock (&d->port.lock); \
if (d->port.port == MACH_PORT_NULL) \
@ -117,7 +117,8 @@ __libc_fcntl (int fd, int cmd, ...)
else \
result = (expr); \
__spin_unlock (&d->port.lock); \
HURD_CRITICAL_END;
HURD_CRITICAL_END; \
} while(0)
case F_GETFD: /* Get descriptor flags. */
LOCKED (d->flags);