X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fjtag%2Ftcl.c;fp=src%2Fjtag%2Ftcl.c;h=734b9c1cbd4c75f71fde13e257ee4a6edb87687d;hp=ba0cb1d1ecb683581d527d72545bcda040ee4875;hb=a2e822834df52efef5e1bbcb91a6eb1afbf102db;hpb=4e981bc27c36e696dc8ace3ab4bab534564770c1

diff --git a/src/jtag/tcl.c b/src/jtag/tcl.c
index ba0cb1d1ec..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);