Function read_dump() memory maps the input via grab_file(), but fails to call
the corresponding unmap function. Add the missing call to release_file().
Detected by Coverity: CID 1192419

Signed-off-by: Christian Engelmayer <cenge...@gmx.at>
---
Compile tested - Applies against v3.14 as well as linux-next.
---
 scripts/mod/modpost.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 0663556..ea3e2bd 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -2113,8 +2113,10 @@ static void read_dump(const char *fname, unsigned int 
kernel)
                s->preloaded = 1;
                sym_update_crc(symname, mod, crc, export_no(export));
        }
+       release_file(file, size);
        return;
 fail:
+       release_file(file, size);
        fatal("parse error in symbol dump file\n");
 }
 
-- 
1.8.3.2

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