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author | Anthony Liguori <aliguori@us.ibm.com> | 2013-04-29 08:26:39 -0500 |
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committer | Anthony Liguori <aliguori@us.ibm.com> | 2013-04-29 08:26:39 -0500 |
commit | 45dddd90c339254d1ebc34ef719d84f3495c151b (patch) | |
tree | 6f8142b9135d94862ac7852d7dbf2df9b064f9b6 /hw | |
parent | 903ce9fefacd828bbcadd656ddaed8984139be29 (diff) | |
parent | ae12e3a643c66575c77211e1226ada041e56b889 (diff) | |
download | qemu-45dddd90c339254d1ebc34ef719d84f3495c151b.zip qemu-45dddd90c339254d1ebc34ef719d84f3495c151b.tar.gz qemu-45dddd90c339254d1ebc34ef719d84f3495c151b.tar.bz2 |
Merge remote-tracking branch 'alon/libcacard_ccid.2' into staging
# By Cole Robinson
# Via Alon Levy
* alon/libcacard_ccid.2:
ccid: Fix crash when backend isn't specified
Message-id: 20130426234357.GA12457@garlic.tami
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw')
-rw-r--r-- | hw/usb/ccid-card-emulated.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/hw/usb/ccid-card-emulated.c b/hw/usb/ccid-card-emulated.c index 094284d..deb6d47 100644 --- a/hw/usb/ccid-card-emulated.c +++ b/hw/usb/ccid-card-emulated.c @@ -503,9 +503,15 @@ static int emulated_initfn(CCIDCardState *base) if (init_pipe_signaling(card) < 0) { return -1; } - card->backend = parse_enumeration(card->backend_str, backend_enum_table, 0); + + card->backend = 0; + if (card->backend_str) { + card->backend = parse_enumeration(card->backend_str, + backend_enum_table, 0); + } + if (card->backend == 0) { - printf("unknown backend, must be one of:\n"); + printf("backend must be one of:\n"); for (ptable = backend_enum_table; ptable->name != NULL; ++ptable) { printf("%s\n", ptable->name); } |