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| author | Bob Moore <robert.moore@intel.com> | 2008-09-27 11:12:36 +0800 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-10-22 23:14:45 -0400 |
| commit | 393a75d6b7bae59221b2122634eb4cb905e84208 (patch) | |
| tree | 245820dfdec67e14c80500a555caf73c94a17406 /drivers/acpi | |
| parent | 1044f1f65b7df2aae979e397904c4985eeb99ba2 (diff) | |
| download | lwn-393a75d6b7bae59221b2122634eb4cb905e84208.tar.gz lwn-393a75d6b7bae59221b2122634eb4cb905e84208.zip | |
ACPICA: Fix possible memory leak in acpi_ns_get_external_pathname
Fixes a memory leak in the error exit path.
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/namespace/nsnames.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/acpi/namespace/nsnames.c b/drivers/acpi/namespace/nsnames.c index bd5773878009..9c587bdfe3f3 100644 --- a/drivers/acpi/namespace/nsnames.c +++ b/drivers/acpi/namespace/nsnames.c @@ -142,7 +142,7 @@ char *acpi_ns_get_external_pathname(struct acpi_namespace_node *node) size = acpi_ns_get_pathname_length(node); if (!size) { - return (NULL); + return_PTR(NULL); } /* Allocate a buffer to be returned to caller */ @@ -157,7 +157,8 @@ char *acpi_ns_get_external_pathname(struct acpi_namespace_node *node) status = acpi_ns_build_external_path(node, size, name_buffer); if (ACPI_FAILURE(status)) { - return (NULL); + ACPI_FREE(name_buffer); + return_PTR(NULL); } return_PTR(name_buffer); |