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[cairo-pdf-surface] Free allstops on error.

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Ensure the locally allocated resources are freed on the error paths.
This commit is contained in:
Chris Wilson 2007-05-16 13:10:58 +01:00
parent 79e6c0207c
commit 27de1869f5
1 changed files with 9 additions and 9 deletions
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18
src/cairo-pdf-surface.c
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@ -1247,7 +1247,7 @@ _cairo_pdf_surface_emit_stitched_colorgradient (cairo_pdf_surface_t *surface,
#define COLOR_STOP_EPSILON 1e-6
static cairo_status_t
static cairo_status_t
_cairo_pdf_surface_emit_pattern_stops (cairo_pdf_surface_t *surface,
cairo_gradient_pattern_t *pattern,
cairo_pdf_resource_t *color_function,
@ -1263,9 +1263,8 @@ _cairo_pdf_surface_emit_pattern_stops (cairo_pdf_surface_t *surface,
alpha_function->id = 0;
allstops = malloc ((pattern->n_stops + 2) * sizeof (cairo_pdf_color_stop_t));
if (allstops == NULL) {
if (allstops == NULL)
return CAIRO_STATUS_NO_MEMORY;
}
stops = &allstops[1];
n_stops = pattern->n_stops;
@ -1304,7 +1303,7 @@ _cairo_pdf_surface_emit_pattern_stops (cairo_pdf_surface_t *surface,
&stops[1],
color_function);
if (status)
return status;
goto BAIL;
if (emit_alpha) {
status = cairo_pdf_surface_emit_alpha_linear_function (surface,
@ -1312,7 +1311,7 @@ _cairo_pdf_surface_emit_pattern_stops (cairo_pdf_surface_t *surface,
&stops[1],
alpha_function);
if (status)
return status;
goto BAIL;
}
} else {
/* multiple stops: stitch. XXX possible optimization: regulary spaced
@ -1323,7 +1322,7 @@ _cairo_pdf_surface_emit_pattern_stops (cairo_pdf_surface_t *surface,
FALSE,
color_function);
if (status)
return status;
goto BAIL;
if (emit_alpha) {
status = _cairo_pdf_surface_emit_stitched_colorgradient (surface,
@ -1332,12 +1331,13 @@ _cairo_pdf_surface_emit_pattern_stops (cairo_pdf_surface_t *surface,
TRUE,
alpha_function);
if (status)
return status;
goto BAIL;
}
}
free (allstops);
return CAIRO_STATUS_SUCCESS;
BAIL:
free (allstops);
return status;
}
static cairo_pdf_resource_t