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fix comment in generic_permission()

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CAP_DAC_OVERRIDE is enough for MAY_EXEC on directory, even if
no exec bits are set.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-06-19 01:56:53 -04:00
parent 6291176bcd
commit 8e833fd2e1
1 changed files with 2 additions and 1 deletions
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3
fs/namei.c
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@ -238,7 +238,8 @@ int generic_permission(struct inode *inode, int mask, unsigned int flags,
/*
* Read/write DACs are always overridable.
* Executable DACs are overridable if at least one exec bit is set.
* Executable DACs are overridable for all directories and
* for non-directories that have least one exec bit set.
*/
if (!(mask & MAY_EXEC) || execute_ok(inode))
if (ns_capable(inode_userns(inode), CAP_DAC_OVERRIDE))