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Commit ba57ea64 authored by Al Viro's avatar Al Viro
Browse files

allow O_TMPFILE to work with O_WRONLY 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent c0d15cc7

fs/open.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -844,6 +844,8 @@ static inline int build_open_flags(int flags, umode_t mode, struct open_flags *o 
		if ((flags & O_TMPFILE_MASK) != O_TMPFILE)

		if ((flags & O_TMPFILE_MASK) != O_TMPFILE)

			return -EINVAL;

			return -EINVAL;

		acc_mode = MAY_OPEN | ACC_MODE(flags);

		acc_mode = MAY_OPEN | ACC_MODE(flags);

		if (!(acc_mode & MAY_WRITE))

			return -EINVAL;

	} else if (flags & O_PATH) {

	} else if (flags & O_PATH) {

		/*

		/*

		 * If we have O_PATH in the open flag. Then we

		 * If we have O_PATH in the open flag. Then we

include/uapi/asm-generic/fcntl.h

+2 −2
Original line number Original line Diff line number Diff line
@@ -89,8 +89,8 @@ 
#endif

#endif





/* a horrid kludge trying to make sure that this will fail on old kernels */

/* a horrid kludge trying to make sure that this will fail on old kernels */

#define O_TMPFILE (__O_TMPFILE | O_DIRECTORY | O_RDWR)

#define O_TMPFILE (__O_TMPFILE | O_DIRECTORY)

#define O_TMPFILE_MASK (__O_TMPFILE | O_DIRECTORY | O_CREAT | O_ACCMODE)      

#define O_TMPFILE_MASK (__O_TMPFILE | O_DIRECTORY | O_CREAT)      





#ifndef O_NDELAY

#ifndef O_NDELAY

#define O_NDELAY	O_NONBLOCK

#define O_NDELAY	O_NONBLOCK