drm/gma500: Fix potential NULL pointer dereference

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fb is being dereferenced before it is null checked, hence there
is a potential null pointer dereference.

Fix this by moving the pointer dereference after fb has been
properly null checked at line 74: if (!fb)

Addresses-Coverity-ID: 1470169 ("Dereference before null check")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180625121844.GA12466@embeddedor.com

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Gustavo A. R. Silva 2018-06-25 07:18:44 -05:00 • committed by Ville Syrjälä

parent a63d3bd230

commit 80c18ba11a

1 changed files with 3 additions and 1 deletions

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drivers/gpu/drm/gma500/gma_display.c

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