Messages in this thread | | | From | "Mintz, Yuval" <> | Subject | RE: [PATCH] qed: fix memory leak of a qed_spq_entry on error failure paths | Date | Sun, 18 Dec 2016 06:33:50 +0000 |
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> From: Colin Ian King <colin.king@canonical.com> > > A qed_spq_entry entry is allocated by qed_sp_init_request but is not kfree'd > if an error occurs, causing a memory leak. Fix this by kfree'ing it and also > setting *pp_ent to NULL to be safe. > > Found with static analysis by CoverityScan, CIDs 1389468-1389470 > > Signed-off-by: Colin Ian King <colin.king@canonical.com> ... > +err: > + kfree(*pp_ent); > + *pp_ent = NULL; > + > + return rc; > }
Hi Colin - thanks for this. It would have been preferable to return the previously allocated spq entry. I.e., do:
+err: + qed_spq_return_entry(p_hwfn, *pp_ent); + *pp_ent = NULL; + return rc;
Thanks, Yuval
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