helper: clear *sym in expr_to_chunk_helper()
commitecc2e794077589b3a199c270b3bf4f39908f29d9
authorDan Carpenter <dan.carpenter@oracle.com>
Wed, 11 Nov 2015 12:54:14 +0000 (11 15:54 +0300)
committerDan Carpenter <dan.carpenter@oracle.com>
Wed, 11 Nov 2015 12:54:14 +0000 (11 15:54 +0300)
tree6c6241007426b8f05b98a51bc18db65b9caa94ea
parentc58e6c3c77e04d735df6ff2b062d46fc2974352c
helper: clear *sym in expr_to_chunk_helper()

If expr was NULL then we returned without setting *sym to NULL.  This is
probably harmless but better to be correct and safe.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
smatch_helper.c