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| author | Felix Fietkau <nbd@openwrt.org> | 2011-07-02 07:01:24 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2011-07-02 07:01:24 +0000 |
| commit | 0465f5e4ff5f7e1fca9ac8e0e142a20a72c96204 (patch) | |
| tree | 3d6a69c963875410cc1b3e21a86348b15b985faf /package/broadcom-wl | |
| parent | 52d27d6a85ddbb43804f5cb80fed9bd782664978 (diff) | |
| download | master-187ad058-0465f5e4ff5f7e1fca9ac8e0e142a20a72c96204.tar.gz master-187ad058-0465f5e4ff5f7e1fca9ac8e0e142a20a72c96204.tar.bz2 master-187ad058-0465f5e4ff5f7e1fca9ac8e0e142a20a72c96204.zip | |
broadcom-wl: fix memory corruption and leakage on remove (patch from #9576 by George Kashperko)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27348 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/broadcom-wl')
| -rw-r--r-- | package/broadcom-wl/patches/006-fix-mem-leak-on-unload.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/package/broadcom-wl/patches/006-fix-mem-leak-on-unload.patch b/package/broadcom-wl/patches/006-fix-mem-leak-on-unload.patch new file mode 100644 index 0000000000..41c246ff80 --- /dev/null +++ b/package/broadcom-wl/patches/006-fix-mem-leak-on-unload.patch @@ -0,0 +1,31 @@ +From: George Kashperko <george@znau.edu.ua> + +Release nvram variables buffer. +Prevent block reserved by alloc_etherdev from being freed. +Signed-off-by: George Kashperko <george@znau.edu.ua> +--- +--- +--- a/driver/siutils.c ++++ b/driver/siutils.c +@@ -647,7 +647,10 @@ si_detach(si_t *sih) + #if !defined(BCMBUSTYPE) || (BCMBUSTYPE == SI_BUS) + if (sii != &ksii) + #endif /* !BCMBUSTYPE || (BCMBUSTYPE == SI_BUS) */ +- MFREE(sii->osh, sii, sizeof(si_info_t)); ++ do { ++ MFREE(sii->osh, sii, sizeof(si_info_t)); ++ nvram_exit((void *)&(sii->pub)); ++ } while (0); + } + + void * +--- a/driver/wl_linux.c ++++ b/driver/wl_linux.c +@@ -1477,7 +1477,6 @@ wl_free_if(wl_info_t *wl, wl_if_t *wlif) + free_netdev(wlif->dev); + #endif + } +- MFREE(wl->osh, wlif, sizeof(wl_if_t)); + } + + #ifdef AP |