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staging: unisys: include: remove unused function pathname_last_n_nodes

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The function pathname_last_n_nodes is not used, get rid of it.

Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Tim Sell <Timothy.Sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
David Kershner 2016-09-20 16:28:59 -04:00 committed by Greg Kroah-Hartman
parent d616700e38
commit 3838925ce2
1 changed files with 0 additions and 32 deletions
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32
drivers/staging/unisys/include/channel.h
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@ -347,38 +347,6 @@ static inline int spar_check_channel_server(uuid_le typeuuid, char *name,
return 1;
}
/* Given a file pathname <s> (with '/' or '\' separating directory nodes),
* returns a pointer to the beginning of a node within that pathname such
* that the number of nodes from that pointer to the end of the string is
* NOT more than <n>. Note that if the pathname has less than <n> nodes
* in it, the return pointer will be to the beginning of the string.
*/
static inline u8 *
pathname_last_n_nodes(u8 *s, unsigned int n)
{
u8 *p = s;
unsigned int node_count = 0;
while (*p != '\0') {
if ((*p == '/') || (*p == '\\'))
node_count++;
p++;
}
if (node_count <= n)
return s;
while (n > 0) {
p--;
if (p == s)
break; /* should never happen, unless someone
* is changing the string while we are
* looking at it!!
*/
if ((*p == '/') || (*p == '\\'))
n--;
}
return p + 1;
}
static inline int
spar_channel_client_acquire_os(void __iomem *ch, u8 *id)
{