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Diffstat (limited to 'arch/um/drivers/chan_kern.c')
-rw-r--r-- | arch/um/drivers/chan_kern.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 420e2c8..3a95498 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -551,6 +551,9 @@ int parse_chan_pair(char *str, struct line *line, int device, INIT_LIST_HEAD(chans); } + if (!str) + return 0; + out = strchr(str, ','); if (out != NULL) { in = str; |