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powerpc/pseries/lparcfg: Fix possible overflow are more than 1026
[deliverable/linux.git]
/
arch
/
powerpc
/
kernel
/
lparcfg.c
diff --git
a/arch/powerpc/kernel/lparcfg.c
b/arch/powerpc/kernel/lparcfg.c
index f5725bce9ed29c55583b2805749a542628977698..ab297f492c678a304d075f1595d4db6fecada721 100644
(file)
--- a/
arch/powerpc/kernel/lparcfg.c
+++ b/
arch/powerpc/kernel/lparcfg.c
@@
-301,6
+301,7
@@
static void parse_system_parameter_string(struct seq_file *m)
__pa(rtas_data_buf),
RTAS_DATA_BUF_SIZE);
memcpy(local_buffer, rtas_data_buf, SPLPAR_MAXLENGTH);
+ local_buffer[SPLPAR_MAXLENGTH - 1] = '\0';
spin_unlock(&rtas_data_buf_lock);
if (call_status != 0) {
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