PWN-Hunter/android_kernel_xiaomi_sdm845
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Fix broken CLIR in isdn driver

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I noticed that CLIR (aka "hide your calling number") in isdn_tty is broken:
The at-command parser filters out the required "R" (e.g.  ATDR089123456)
It's been broken for a *very* long time.

Signed-off-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Matthias Goebl <matthias.goebl@goebl.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Karsten Keil 2007-06-01 00:46:55 -07:00 committed by Linus Torvalds
parent 5bf1dedd1a
commit 924ad15844
1 changed files with 2 additions and 1 deletions
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3
drivers/isdn/i4l/isdn_tty.c
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@ -2693,8 +2693,9 @@ isdn_tty_getdial(char *p, char *q,int cnt)
int limit = ISDN_MSNLEN - 1; /* MUST match the size of interface var to avoid
buffer overflow */
while (strchr(" 0123456789,#.*WPTS-", *p) && *p && --cnt>0) {
while (strchr(" 0123456789,#.*WPTSR-", *p) && *p && --cnt>0) {
if ((*p >= '0' && *p <= '9') || ((*p == 'S') && first) ||
((*p == 'R') && first) ||
(*p == '*') || (*p == '#')) {
*q++ = *p;
limit--;