extra: introduce parent_is_error_or_null_var_sym()
commit24c333c80b4a3cd0472e1be69b34f7cdf3125256
authorDan Carpenter <dan.carpenter@oracle.com>
Thu, 19 Nov 2020 13:04:41 +0000 (19 16:04 +0300)
committerDan Carpenter <dan.carpenter@oracle.com>
Thu, 19 Nov 2020 13:04:41 +0000 (19 16:04 +0300)
tree1d965b3566773407f3b78619d3766bacf75e81aa
parent2b519ae3d66720e4f73dc777d3f93f6b91e0b523
extra: introduce parent_is_error_or_null_var_sym()

This is like parent_is_null_var_sym() but it handles error pointers as
well.

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