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staging: dgap: remove unused code

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dgap_sindex() is being only called from dgap_getword() which searches
for either ' ' or '\t' or '\n'. this part of the code with '^' at the
beginning is never used.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2015-05-09 17:59:42 +05:30 committed by Greg Kroah-Hartman
parent 1397e2fd06
commit 56f40e5210
1 changed files with 4 additions and 17 deletions
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21
drivers/staging/dgap/dgap.c
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@ -290,8 +290,7 @@ static struct toklist dgap_tlist[] = {
/*
* dgap_sindex: much like index(), but it looks for a match of any character in
* the group, and returns that position. If the first character is a ^, then
* this will match the first occurrence not in that group.
* the group, and returns that position.
*/
static char *dgap_sindex(char *string, char *group)
{
@ -300,23 +299,11 @@ static char *dgap_sindex(char *string, char *group)
if (!string || !group)
return NULL;
if (*group == '^') {
group++;
for (; *string; string++) {
for (ptr = group; *ptr; ptr++) {
if (*ptr == *string)
break;
}
if (*ptr == '\0')
for (; *string; string++) {
for (ptr = group; *ptr; ptr++) {
if (*ptr == *string)
return string;
}
} else {
for (; *string; string++) {
for (ptr = group; *ptr; ptr++) {
if (*ptr == *string)
return string;
}
}
}
return NULL;