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Fix: Possible dereference of null pointers
[lttng-tools.git]
/
src
/
bin
/
lttng-sessiond
/
syscall.c
diff --git
a/src/bin/lttng-sessiond/syscall.c
b/src/bin/lttng-sessiond/syscall.c
index c38f8910940f0b8bb990034ed4fa0fcef0360fef..43c0a2010225a804763b6843bd7329a44c542726 100644
(file)
--- a/
src/bin/lttng-sessiond/syscall.c
+++ b/
src/bin/lttng-sessiond/syscall.c
@@
-73,7
+73,7
@@
int syscall_init_table(void)
}
while (fscanf(fp,
}
while (fscanf(fp,
- "syscall { index = %
l
u; \
+ "syscall { index = %
z
u; \
name = %" XSTR(SYSCALL_NAME_LEN) "[^;]; \
bitness = %u; };\n",
&index, name, &bitness) == 3) {
name = %" XSTR(SYSCALL_NAME_LEN) "[^;]; \
bitness = %u; };\n",
&index, name, &bitness) == 3) {
@@
-409,6
+409,7
@@
ssize_t syscall_list_channel(struct ltt_kernel_channel *kchan,
ksyscall = lookup_syscall(syscalls_ht, syscall_table[i].name);
if (ksyscall) {
update_event_syscall_bitness(events, i, ksyscall->index);
ksyscall = lookup_syscall(syscalls_ht, syscall_table[i].name);
if (ksyscall) {
update_event_syscall_bitness(events, i, ksyscall->index);
+ rcu_read_unlock();
continue;
}
ksyscall = NULL;
continue;
}
ksyscall = NULL;
@@
-423,7
+424,7
@@
ssize_t syscall_list_channel(struct ltt_kernel_channel *kchan,
strncpy(events[count].name, syscall_table[i].name,
sizeof(events[count].name));
events[count].enabled = 1;
strncpy(events[count].name, syscall_table[i].name,
sizeof(events[count].name));
events[count].enabled = 1;
- events[count].type = LTTNG_
KERNEL
_SYSCALL;
+ events[count].type = LTTNG_
EVENT
_SYSCALL;
count++;
}
count++;
}
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