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| author | Jesper Juhl <jj@chaosbits.net> | 2012-01-29 21:34:04 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-02-01 15:24:35 -0500 |
| commit | f9721ed2707661af75a414d09cdcd71f99a13f62 (patch) | |
| tree | c77aa11e55066e784182b15f450144c37af62f3b | |
| parent | 6f01fd6e6f6809061b56e78f1e8d143099716d70 (diff) | |
| download | linux-f9721ed2707661af75a414d09cdcd71f99a13f62.tar.gz linux-f9721ed2707661af75a414d09cdcd71f99a13f62.tar.bz2 linux-f9721ed2707661af75a414d09cdcd71f99a13f62.zip | |
bcma: Fix mem leak in bcma_bus_scan()
bcma_bus_scan() leaks 'struct bcma_device' bytes if
bcma_get_next_core() returns error.
Restructure the code so we always kfree() the memory we allocate to
the variable 'core' before it goes out of scope.
Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/bcma/scan.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/bcma/scan.c b/drivers/bcma/scan.c index cad994857683..3a2f672db9ad 100644 --- a/drivers/bcma/scan.c +++ b/drivers/bcma/scan.c @@ -399,15 +399,18 @@ int bcma_bus_scan(struct bcma_bus *bus) core->bus = bus; err = bcma_get_next_core(bus, &eromptr, NULL, core_num, core); - if (err == -ENODEV) { - core_num++; - continue; - } else if (err == -ENXIO) - continue; - else if (err == -ESPIPE) - break; - else if (err < 0) + if (err < 0) { + kfree(core); + if (err == -ENODEV) { + core_num++; + continue; + } else if (err == -ENXIO) { + continue; + } else if (err == -ESPIPE) { + break; + } return err; + } core->core_index = core_num++; bus->nr_cores++; |