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-rw-r--r--kernel/debug/kdb/kdb_main.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 37755d621924..a6e729766821 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -82,7 +82,7 @@ static kdbtab_t kdb_base_commands[50];
82#define for_each_kdbcmd(cmd, num) \ 82#define for_each_kdbcmd(cmd, num) \
83 for ((cmd) = kdb_base_commands, (num) = 0; \ 83 for ((cmd) = kdb_base_commands, (num) = 0; \
84 num < kdb_max_commands; \ 84 num < kdb_max_commands; \
85 num == KDB_BASE_CMD_MAX ? cmd = kdb_commands : cmd++, num++) 85 num++, num == KDB_BASE_CMD_MAX ? cmd = kdb_commands : cmd++)
86 86
87typedef struct _kdbmsg { 87typedef struct _kdbmsg {
88 int km_diag; /* kdb diagnostic */ 88 int km_diag; /* kdb diagnostic */
@@ -646,7 +646,7 @@ static int kdb_defcmd2(const char *cmdstr, const char *argv0)
646 } 646 }
647 if (!s->usable) 647 if (!s->usable)
648 return KDB_NOTIMP; 648 return KDB_NOTIMP;
649 s->command = kmalloc((s->count + 1) * sizeof(*(s->command)), GFP_KDB); 649 s->command = kzalloc((s->count + 1) * sizeof(*(s->command)), GFP_KDB);
650 if (!s->command) { 650 if (!s->command) {
651 kdb_printf("Could not allocate new kdb_defcmd table for %s\n", 651 kdb_printf("Could not allocate new kdb_defcmd table for %s\n",
652 cmdstr); 652 cmdstr);
@@ -2361,7 +2361,7 @@ static int kdb_pid(int argc, const char **argv)
2361 */ 2361 */
2362static int kdb_ll(int argc, const char **argv) 2362static int kdb_ll(int argc, const char **argv)
2363{ 2363{
2364 int diag; 2364 int diag = 0;
2365 unsigned long addr; 2365 unsigned long addr;
2366 long offset = 0; 2366 long offset = 0;
2367 unsigned long va; 2367 unsigned long va;
@@ -2400,20 +2400,21 @@ static int kdb_ll(int argc, const char **argv)
2400 char buf[80]; 2400 char buf[80];
2401 2401
2402 if (KDB_FLAG(CMD_INTERRUPT)) 2402 if (KDB_FLAG(CMD_INTERRUPT))
2403 return 0; 2403 goto out;
2404 2404
2405 sprintf(buf, "%s " kdb_machreg_fmt "\n", command, va); 2405 sprintf(buf, "%s " kdb_machreg_fmt "\n", command, va);
2406 diag = kdb_parse(buf); 2406 diag = kdb_parse(buf);
2407 if (diag) 2407 if (diag)
2408 return diag; 2408 goto out;
2409 2409
2410 addr = va + linkoffset; 2410 addr = va + linkoffset;
2411 if (kdb_getword(&va, addr, sizeof(va))) 2411 if (kdb_getword(&va, addr, sizeof(va)))
2412 return 0; 2412 goto out;
2413 } 2413 }
2414 kfree(command);
2415 2414
2416 return 0; 2415out:
2416 kfree(command);
2417 return diag;
2417} 2418}
2418 2419
2419static int kdb_kgdb(int argc, const char **argv) 2420static int kdb_kgdb(int argc, const char **argv)
@@ -2739,13 +2740,13 @@ int kdb_register_repeat(char *cmd,
2739 } 2740 }
2740 if (kdb_commands) { 2741 if (kdb_commands) {
2741 memcpy(new, kdb_commands, 2742 memcpy(new, kdb_commands,
2742 kdb_max_commands * sizeof(*new)); 2743 (kdb_max_commands - KDB_BASE_CMD_MAX) * sizeof(*new));
2743 kfree(kdb_commands); 2744 kfree(kdb_commands);
2744 } 2745 }
2745 memset(new + kdb_max_commands, 0, 2746 memset(new + kdb_max_commands, 0,
2746 kdb_command_extend * sizeof(*new)); 2747 kdb_command_extend * sizeof(*new));
2747 kdb_commands = new; 2748 kdb_commands = new;
2748 kp = kdb_commands + kdb_max_commands; 2749 kp = kdb_commands + kdb_max_commands - KDB_BASE_CMD_MAX;
2749 kdb_max_commands += kdb_command_extend; 2750 kdb_max_commands += kdb_command_extend;
2750 } 2751 }
2751 2752