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-rw-r--r--include/linux/isdn.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/isdn.h b/include/linux/isdn.h
index d5dda4b643a..d0ecc8eebfb 100644
--- a/include/linux/isdn.h
+++ b/include/linux/isdn.h
@@ -167,6 +167,7 @@ typedef struct {
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/tcp.h>
+#include <linux/mutex.h>
#define ISDN_TTY_MAJOR 43
#define ISDN_TTYAUX_MAJOR 44
@@ -616,7 +617,7 @@ typedef struct isdn_devt {
int v110emu[ISDN_MAX_CHANNELS]; /* V.110 emulator-mode 0=none */
atomic_t v110use[ISDN_MAX_CHANNELS]; /* Usage-Semaphore for stream */
isdn_v110_stream *v110[ISDN_MAX_CHANNELS]; /* V.110 private data */
- struct semaphore sem; /* serialize list access*/
+ struct mutex mtx; /* serialize list access*/
unsigned long global_features;
} isdn_dev;