X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fjtag%2Ftcl.c;h=734b9c1cbd4c75f71fde13e257ee4a6edb87687d;hp=ef0cd3f53e014350ca5609c9526d32cedaba7781;hb=a2e822834df52efef5e1bbcb91a6eb1afbf102db;hpb=c07b774e8f490984f749c2693f83483af7c0d098

diff --git a/src/jtag/tcl.c b/src/jtag/tcl.c
index ef0cd3f53e..734b9c1cbd 100644
--- a/src/jtag/tcl.c
+++ b/src/jtag/tcl.c
@@ -1131,7 +1131,7 @@ COMMAND_HANDLER(handle_irscan_command)
 		}
 		int field_size = tap->ir_length;
 		fields[i].num_bits = field_size;
-		uint8_t *v = malloc(DIV_ROUND_UP(field_size, 8));
+		uint8_t *v = calloc(1, DIV_ROUND_UP(field_size, 8));
 
 		uint64_t value;
 		retval = parse_u64(CMD_ARGV[i * 2 + 1], &value);
@@ -1314,7 +1314,7 @@ static const struct command_registration jtag_command_handlers[] = {
 		.name = "irscan",
 		.handler = handle_irscan_command,
 		.mode = COMMAND_EXEC,
-		.help = "Execute Instruction Register (DR) scan.  The "
+		.help = "Execute Instruction Register (IR) scan.  The "
 			"specified opcodes are put into each TAP's IR, "
 			"and other TAPs are put in BYPASS.",
 		.usage = "[tap_name instruction]* ['-endstate' state_name]",